-
Notifications
You must be signed in to change notification settings - Fork 1
/
[html][iframe]html iframe信息传递总结.html
371 lines (364 loc) · 67.6 KB
/
[html][iframe]html iframe信息传递总结.html
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
<!DOCTYPE html>
<html lang="en-US">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width,initial-scale=1">
<title>html iframe使用指南 | JyLie</title>
<meta name="generator" content="VuePress 1.5.0">
<link rel="icon" href="/idea-domain/favicon.ico">
<meta name="description" content="Code my dream!">
<meta name="viewport" content="width=device-width,initial-scale=1,user-scalable=no">
<link rel="preload" href="/idea-domain/assets/css/0.styles.2c36a006.css" as="style"><link rel="preload" href="/idea-domain/assets/js/app.89376c8e.js" as="script"><link rel="preload" href="/idea-domain/assets/js/4.5465c98c.js" as="script"><link rel="preload" href="/idea-domain/assets/js/1.4d4f02de.js" as="script"><link rel="preload" href="/idea-domain/assets/js/40.c5906ef8.js" as="script"><link rel="prefetch" href="/idea-domain/assets/js/10.a2352b9f.js"><link rel="prefetch" href="/idea-domain/assets/js/11.c25da6a4.js"><link rel="prefetch" href="/idea-domain/assets/js/12.4b9a78a0.js"><link rel="prefetch" href="/idea-domain/assets/js/13.4baadb5a.js"><link rel="prefetch" href="/idea-domain/assets/js/14.185a9a02.js"><link rel="prefetch" href="/idea-domain/assets/js/15.9636a8ca.js"><link rel="prefetch" href="/idea-domain/assets/js/16.679932b8.js"><link rel="prefetch" href="/idea-domain/assets/js/17.dd32ab06.js"><link rel="prefetch" href="/idea-domain/assets/js/18.32b1cf56.js"><link rel="prefetch" href="/idea-domain/assets/js/19.a56920af.js"><link rel="prefetch" href="/idea-domain/assets/js/20.438036b2.js"><link rel="prefetch" href="/idea-domain/assets/js/21.16413d4b.js"><link rel="prefetch" href="/idea-domain/assets/js/22.0e53dc4f.js"><link rel="prefetch" href="/idea-domain/assets/js/23.1fbc2526.js"><link rel="prefetch" href="/idea-domain/assets/js/24.84de9b18.js"><link rel="prefetch" href="/idea-domain/assets/js/25.d8f5fb42.js"><link rel="prefetch" href="/idea-domain/assets/js/26.08b284c3.js"><link rel="prefetch" href="/idea-domain/assets/js/27.fc88097b.js"><link rel="prefetch" href="/idea-domain/assets/js/28.0e86cd67.js"><link rel="prefetch" href="/idea-domain/assets/js/29.14a3a251.js"><link rel="prefetch" href="/idea-domain/assets/js/30.380fd044.js"><link rel="prefetch" href="/idea-domain/assets/js/31.2159b398.js"><link rel="prefetch" href="/idea-domain/assets/js/32.9fd1bac0.js"><link rel="prefetch" href="/idea-domain/assets/js/33.66deed1e.js"><link rel="prefetch" href="/idea-domain/assets/js/34.660bbe89.js"><link rel="prefetch" href="/idea-domain/assets/js/35.d6613fc9.js"><link rel="prefetch" href="/idea-domain/assets/js/36.5debaab7.js"><link rel="prefetch" href="/idea-domain/assets/js/37.baea05f8.js"><link rel="prefetch" href="/idea-domain/assets/js/38.b12b93d9.js"><link rel="prefetch" href="/idea-domain/assets/js/39.881b30e0.js"><link rel="prefetch" href="/idea-domain/assets/js/41.314b3f1d.js"><link rel="prefetch" href="/idea-domain/assets/js/42.b3e6177b.js"><link rel="prefetch" href="/idea-domain/assets/js/43.05e57135.js"><link rel="prefetch" href="/idea-domain/assets/js/44.decce320.js"><link rel="prefetch" href="/idea-domain/assets/js/45.92f9fb7a.js"><link rel="prefetch" href="/idea-domain/assets/js/46.d9fd684f.js"><link rel="prefetch" href="/idea-domain/assets/js/47.46b7b146.js"><link rel="prefetch" href="/idea-domain/assets/js/48.4ac11cbd.js"><link rel="prefetch" href="/idea-domain/assets/js/49.73378ba2.js"><link rel="prefetch" href="/idea-domain/assets/js/5.0b75201a.js"><link rel="prefetch" href="/idea-domain/assets/js/50.1a6b9738.js"><link rel="prefetch" href="/idea-domain/assets/js/51.70dbe9ec.js"><link rel="prefetch" href="/idea-domain/assets/js/52.1743641c.js"><link rel="prefetch" href="/idea-domain/assets/js/53.88c57e85.js"><link rel="prefetch" href="/idea-domain/assets/js/54.8df6ccd2.js"><link rel="prefetch" href="/idea-domain/assets/js/55.7958b607.js"><link rel="prefetch" href="/idea-domain/assets/js/56.cfd57e97.js"><link rel="prefetch" href="/idea-domain/assets/js/57.156cd233.js"><link rel="prefetch" href="/idea-domain/assets/js/58.197d2a8c.js"><link rel="prefetch" href="/idea-domain/assets/js/59.d7a72db1.js"><link rel="prefetch" href="/idea-domain/assets/js/6.1d6b63a7.js"><link rel="prefetch" href="/idea-domain/assets/js/60.c62a4d78.js"><link rel="prefetch" href="/idea-domain/assets/js/61.949370dd.js"><link rel="prefetch" href="/idea-domain/assets/js/62.23a941cc.js"><link rel="prefetch" href="/idea-domain/assets/js/63.65d4a7fe.js"><link rel="prefetch" href="/idea-domain/assets/js/64.7ac5ce1f.js"><link rel="prefetch" href="/idea-domain/assets/js/65.06b31195.js"><link rel="prefetch" href="/idea-domain/assets/js/66.0502d679.js"><link rel="prefetch" href="/idea-domain/assets/js/67.8933a0d7.js"><link rel="prefetch" href="/idea-domain/assets/js/68.b5952168.js"><link rel="prefetch" href="/idea-domain/assets/js/69.5e2c7b6f.js"><link rel="prefetch" href="/idea-domain/assets/js/7.915bfa51.js"><link rel="prefetch" href="/idea-domain/assets/js/70.b1e5fa24.js"><link rel="prefetch" href="/idea-domain/assets/js/71.1f97cb34.js"><link rel="prefetch" href="/idea-domain/assets/js/72.de33eb9f.js"><link rel="prefetch" href="/idea-domain/assets/js/73.b6026198.js"><link rel="prefetch" href="/idea-domain/assets/js/74.36040e8e.js"><link rel="prefetch" href="/idea-domain/assets/js/75.b1ee04bd.js"><link rel="prefetch" href="/idea-domain/assets/js/76.674f3bcb.js"><link rel="prefetch" href="/idea-domain/assets/js/77.2e8d78eb.js"><link rel="prefetch" href="/idea-domain/assets/js/78.6be64fef.js"><link rel="prefetch" href="/idea-domain/assets/js/79.9b118866.js"><link rel="prefetch" href="/idea-domain/assets/js/8.189eb478.js"><link rel="prefetch" href="/idea-domain/assets/js/80.85bb9d6a.js"><link rel="prefetch" href="/idea-domain/assets/js/81.0dab5b76.js"><link rel="prefetch" href="/idea-domain/assets/js/82.428c38c7.js"><link rel="prefetch" href="/idea-domain/assets/js/83.d4455b9e.js"><link rel="prefetch" href="/idea-domain/assets/js/84.02a939e7.js"><link rel="prefetch" href="/idea-domain/assets/js/85.ed694f58.js"><link rel="prefetch" href="/idea-domain/assets/js/86.eeda91b2.js"><link rel="prefetch" href="/idea-domain/assets/js/87.afb850a1.js"><link rel="prefetch" href="/idea-domain/assets/js/9.db2c446c.js"><link rel="prefetch" href="/idea-domain/assets/js/vendors~flowchart.567eafbc.js">
<link rel="stylesheet" href="/idea-domain/assets/css/0.styles.2c36a006.css">
</head>
<body>
<div id="app" data-server-rendered="true"><div class="theme-container" data-v-5f3f4765><div data-v-5f3f4765><div id="loader-wrapper" class="loading-wrapper" data-v-164600bd data-v-5f3f4765 data-v-5f3f4765><div class="loader-main" data-v-164600bd><div data-v-164600bd></div><div data-v-164600bd></div><div data-v-164600bd></div><div data-v-164600bd></div></div> <!----> <!----></div> <div class="password-shadow password-wrapper-out" style="display:none;" data-v-7c5ab02c data-v-5f3f4765 data-v-5f3f4765><h3 class="title" style="display:none;" data-v-7c5ab02c data-v-7c5ab02c>JyLie</h3> <!----> <label id="box" class="inputBox" style="display:none;" data-v-7c5ab02c data-v-7c5ab02c><input type="password" value="" data-v-7c5ab02c> <span data-v-7c5ab02c>Konck! Knock!</span> <button data-v-7c5ab02c>OK</button></label> <div class="footer" style="display:none;" data-v-7c5ab02c data-v-7c5ab02c><span data-v-7c5ab02c><i class="iconfont reco-theme" data-v-7c5ab02c></i> <a target="blank" href="https://vuepress-theme-reco.recoluan.com" data-v-7c5ab02c>vuePress-theme-reco</a></span> <span data-v-7c5ab02c><i class="iconfont reco-copyright" data-v-7c5ab02c></i> <a data-v-7c5ab02c><span data-v-7c5ab02c>JyLie</span>
<span data-v-7c5ab02c>2017 - </span>
2023
</a></span></div></div> <div class="hide" data-v-5f3f4765><header class="navbar" data-v-5f3f4765><div class="sidebar-button"><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" role="img" viewBox="0 0 448 512" class="icon"><path fill="currentColor" d="M436 124H12c-6.627 0-12-5.373-12-12V80c0-6.627 5.373-12 12-12h424c6.627 0 12 5.373 12 12v32c0 6.627-5.373 12-12 12zm0 160H12c-6.627 0-12-5.373-12-12v-32c0-6.627 5.373-12 12-12h424c6.627 0 12 5.373 12 12v32c0 6.627-5.373 12-12 12zm0 160H12c-6.627 0-12-5.373-12-12v-32c0-6.627 5.373-12 12-12h424c6.627 0 12 5.373 12 12v32c0 6.627-5.373 12-12 12z"></path></svg></div> <a href="/idea-domain/" class="home-link router-link-active"><!----> <span class="site-name">JyLie</span></a> <div class="links"><div class="color-picker"><a class="color-button"><i class="iconfont reco-color"></i></a> <div class="color-picker-menu" style="display:none;"><div class="mode-options"><h4 class="title">Choose mode</h4> <ul class="color-mode-options"><li class="dark">dark</li><li class="auto active">auto</li><li class="light">light</li></ul></div></div></div> <div class="search-box"><i class="iconfont reco-search"></i> <input aria-label="Search" autocomplete="off" spellcheck="false" value=""> <!----></div> <nav class="nav-links can-hide"><div class="nav-item"><a href="/idea-domain/" class="nav-link"><i class="iconfont reco-home"></i>
主页
</a></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title"><i class="iconfont reco-category"></i>
分类
</span> <span class="arrow right"></span></a> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/idea-domain/categories/API/" class="nav-link"><i class="iconfont undefined"></i>
API
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/HTML/" class="nav-link"><i class="iconfont undefined"></i>
HTML
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/css/" class="nav-link"><i class="iconfont undefined"></i>
css
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/vue/" class="nav-link"><i class="iconfont undefined"></i>
vue
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/Linux/" class="nav-link"><i class="iconfont undefined"></i>
Linux
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/Docker/" class="nav-link"><i class="iconfont undefined"></i>
Docker
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/Webpack/" class="nav-link"><i class="iconfont undefined"></i>
Webpack
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/WebGL/" class="nav-link"><i class="iconfont undefined"></i>
WebGL
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/PixiJS/" class="nav-link"><i class="iconfont undefined"></i>
PixiJS
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/Github/" class="nav-link"><i class="iconfont undefined"></i>
Github
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/BOM/" class="nav-link"><i class="iconfont undefined"></i>
BOM
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/XML/" class="nav-link"><i class="iconfont undefined"></i>
XML
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/bug/" class="nav-link"><i class="iconfont undefined"></i>
bug
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/ie/" class="nav-link"><i class="iconfont undefined"></i>
ie
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/uniapp/" class="nav-link"><i class="iconfont undefined"></i>
uniapp
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/IE/" class="nav-link"><i class="iconfont undefined"></i>
IE
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/mysql/" class="nav-link"><i class="iconfont undefined"></i>
mysql
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/font/" class="nav-link"><i class="iconfont undefined"></i>
font
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/bom/" class="nav-link"><i class="iconfont undefined"></i>
bom
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/canvas/" class="nav-link"><i class="iconfont undefined"></i>
canvas
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/video/" class="nav-link"><i class="iconfont undefined"></i>
video
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/html/" class="nav-link"><i class="iconfont undefined"></i>
html
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/JavaScript/" class="nav-link"><i class="iconfont undefined"></i>
JavaScript
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/js/" class="nav-link"><i class="iconfont undefined"></i>
js
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/运算符/" class="nav-link"><i class="iconfont undefined"></i>
运算符
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/RegExp/" class="nav-link"><i class="iconfont undefined"></i>
RegExp
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/编码/" class="nav-link"><i class="iconfont undefined"></i>
编码
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/MiniApp/" class="nav-link"><i class="iconfont undefined"></i>
MiniApp
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/nginx/" class="nav-link"><i class="iconfont undefined"></i>
nginx
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/Tool/" class="nav-link"><i class="iconfont undefined"></i>
Tool
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/node.js/" class="nav-link"><i class="iconfont undefined"></i>
node.js
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/cat/" class="nav-link"><i class="iconfont undefined"></i>
cat
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/nodejs/" class="nav-link"><i class="iconfont undefined"></i>
nodejs
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/protocol/" class="nav-link"><i class="iconfont undefined"></i>
protocol
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/URL/" class="nav-link"><i class="iconfont undefined"></i>
URL
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/FLOW/" class="nav-link"><i class="iconfont undefined"></i>
FLOW
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/DNS/" class="nav-link"><i class="iconfont undefined"></i>
DNS
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/Protocol/" class="nav-link"><i class="iconfont undefined"></i>
Protocol
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/python/" class="nav-link"><i class="iconfont undefined"></i>
python
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/安全/" class="nav-link"><i class="iconfont undefined"></i>
安全
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/linux/" class="nav-link"><i class="iconfont undefined"></i>
linux
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/shell/" class="nav-link"><i class="iconfont undefined"></i>
shell
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/IDE/" class="nav-link"><i class="iconfont undefined"></i>
IDE
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/Packer/" class="nav-link"><i class="iconfont undefined"></i>
Packer
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/ViteJS/" class="nav-link"><i class="iconfont undefined"></i>
ViteJS
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/git/" class="nav-link"><i class="iconfont undefined"></i>
git
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/vendor/" class="nav-link"><i class="iconfont undefined"></i>
vendor
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/WebApp/" class="nav-link"><i class="iconfont undefined"></i>
WebApp
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/WebView/" class="nav-link"><i class="iconfont undefined"></i>
WebView
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/Window API/" class="nav-link"><i class="iconfont undefined"></i>
Window API
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/webview/" class="nav-link"><i class="iconfont undefined"></i>
webview
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/规范/" class="nav-link"><i class="iconfont undefined"></i>
规范
</a></li></ul></div></div><div class="nav-item"><a href="/idea-domain/tag/" class="nav-link"><i class="iconfont reco-tag"></i>
标签
</a></div><div class="nav-item"><a href="/idea-domain/timeline/" class="nav-link"><i class="iconfont reco-date"></i>
时光轴
</a></div><div class="nav-item"><a href="https://github.com/liejiayong" target="_blank" rel="noopener noreferrer" class="nav-link external"><i class="iconfont reco-github"></i>
GitHub
<svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg></a></div> <!----></nav></div></header> <div class="sidebar-mask" data-v-5f3f4765></div> <aside class="sidebar" data-v-5f3f4765><div class="personal-info-wrapper" data-v-a30e08ee><img src="/idea-domain/avatar.jpg" alt="author-avatar" class="personal-img" data-v-a30e08ee> <h3 class="name" data-v-a30e08ee>
JyLie
</h3> <div class="num" data-v-a30e08ee><div data-v-a30e08ee><h3 data-v-a30e08ee>74</h3> <h6 data-v-a30e08ee>Article</h6></div> <div data-v-a30e08ee><h3 data-v-a30e08ee>79</h3> <h6 data-v-a30e08ee>Tag</h6></div></div> <hr data-v-a30e08ee></div> <nav class="nav-links"><div class="nav-item"><a href="/idea-domain/" class="nav-link"><i class="iconfont reco-home"></i>
主页
</a></div><div class="nav-item"><div class="dropdown-wrapper"><a class="dropdown-title"><span class="title"><i class="iconfont reco-category"></i>
分类
</span> <span class="arrow right"></span></a> <ul class="nav-dropdown" style="display:none;"><li class="dropdown-item"><!----> <a href="/idea-domain/categories/API/" class="nav-link"><i class="iconfont undefined"></i>
API
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/HTML/" class="nav-link"><i class="iconfont undefined"></i>
HTML
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/css/" class="nav-link"><i class="iconfont undefined"></i>
css
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/vue/" class="nav-link"><i class="iconfont undefined"></i>
vue
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/Linux/" class="nav-link"><i class="iconfont undefined"></i>
Linux
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/Docker/" class="nav-link"><i class="iconfont undefined"></i>
Docker
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/Webpack/" class="nav-link"><i class="iconfont undefined"></i>
Webpack
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/WebGL/" class="nav-link"><i class="iconfont undefined"></i>
WebGL
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/PixiJS/" class="nav-link"><i class="iconfont undefined"></i>
PixiJS
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/Github/" class="nav-link"><i class="iconfont undefined"></i>
Github
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/BOM/" class="nav-link"><i class="iconfont undefined"></i>
BOM
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/XML/" class="nav-link"><i class="iconfont undefined"></i>
XML
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/bug/" class="nav-link"><i class="iconfont undefined"></i>
bug
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/ie/" class="nav-link"><i class="iconfont undefined"></i>
ie
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/uniapp/" class="nav-link"><i class="iconfont undefined"></i>
uniapp
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/IE/" class="nav-link"><i class="iconfont undefined"></i>
IE
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/mysql/" class="nav-link"><i class="iconfont undefined"></i>
mysql
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/font/" class="nav-link"><i class="iconfont undefined"></i>
font
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/bom/" class="nav-link"><i class="iconfont undefined"></i>
bom
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/canvas/" class="nav-link"><i class="iconfont undefined"></i>
canvas
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/video/" class="nav-link"><i class="iconfont undefined"></i>
video
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/html/" class="nav-link"><i class="iconfont undefined"></i>
html
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/JavaScript/" class="nav-link"><i class="iconfont undefined"></i>
JavaScript
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/js/" class="nav-link"><i class="iconfont undefined"></i>
js
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/运算符/" class="nav-link"><i class="iconfont undefined"></i>
运算符
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/RegExp/" class="nav-link"><i class="iconfont undefined"></i>
RegExp
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/编码/" class="nav-link"><i class="iconfont undefined"></i>
编码
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/MiniApp/" class="nav-link"><i class="iconfont undefined"></i>
MiniApp
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/nginx/" class="nav-link"><i class="iconfont undefined"></i>
nginx
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/Tool/" class="nav-link"><i class="iconfont undefined"></i>
Tool
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/node.js/" class="nav-link"><i class="iconfont undefined"></i>
node.js
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/cat/" class="nav-link"><i class="iconfont undefined"></i>
cat
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/nodejs/" class="nav-link"><i class="iconfont undefined"></i>
nodejs
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/protocol/" class="nav-link"><i class="iconfont undefined"></i>
protocol
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/URL/" class="nav-link"><i class="iconfont undefined"></i>
URL
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/FLOW/" class="nav-link"><i class="iconfont undefined"></i>
FLOW
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/DNS/" class="nav-link"><i class="iconfont undefined"></i>
DNS
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/Protocol/" class="nav-link"><i class="iconfont undefined"></i>
Protocol
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/python/" class="nav-link"><i class="iconfont undefined"></i>
python
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/安全/" class="nav-link"><i class="iconfont undefined"></i>
安全
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/linux/" class="nav-link"><i class="iconfont undefined"></i>
linux
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/shell/" class="nav-link"><i class="iconfont undefined"></i>
shell
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/IDE/" class="nav-link"><i class="iconfont undefined"></i>
IDE
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/Packer/" class="nav-link"><i class="iconfont undefined"></i>
Packer
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/ViteJS/" class="nav-link"><i class="iconfont undefined"></i>
ViteJS
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/git/" class="nav-link"><i class="iconfont undefined"></i>
git
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/vendor/" class="nav-link"><i class="iconfont undefined"></i>
vendor
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/WebApp/" class="nav-link"><i class="iconfont undefined"></i>
WebApp
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/WebView/" class="nav-link"><i class="iconfont undefined"></i>
WebView
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/Window API/" class="nav-link"><i class="iconfont undefined"></i>
Window API
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/webview/" class="nav-link"><i class="iconfont undefined"></i>
webview
</a></li><li class="dropdown-item"><!----> <a href="/idea-domain/categories/规范/" class="nav-link"><i class="iconfont undefined"></i>
规范
</a></li></ul></div></div><div class="nav-item"><a href="/idea-domain/tag/" class="nav-link"><i class="iconfont reco-tag"></i>
标签
</a></div><div class="nav-item"><a href="/idea-domain/timeline/" class="nav-link"><i class="iconfont reco-date"></i>
时光轴
</a></div><div class="nav-item"><a href="https://github.com/liejiayong" target="_blank" rel="noopener noreferrer" class="nav-link external"><i class="iconfont reco-github"></i>
GitHub
<svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg></a></div> <!----></nav> <ul class="sidebar-links"><li><section class="sidebar-group depth-0"><p class="sidebar-heading open"><span>html iframe使用指南</span> <!----></p> <ul class="sidebar-links sidebar-group-items"><li><a href="/idea-domain/post/%5Bhtml%5D%5Biframe%5Dhtml%20iframe%E4%BF%A1%E6%81%AF%E4%BC%A0%E9%80%92%E6%80%BB%E7%BB%93.html#简约总结" class="sidebar-link">简约总结</a><ul class="sidebar-sub-headers"></ul></li><li><a href="/idea-domain/post/%5Bhtml%5D%5Biframe%5Dhtml%20iframe%E4%BF%A1%E6%81%AF%E4%BC%A0%E9%80%92%E6%80%BB%E7%BB%93.html#约定与定义" class="sidebar-link">约定与定义</a><ul class="sidebar-sub-headers"></ul></li><li><a href="/idea-domain/post/%5Bhtml%5D%5Biframe%5Dhtml%20iframe%E4%BF%A1%E6%81%AF%E4%BC%A0%E9%80%92%E6%80%BB%E7%BB%93.html#在父页面中获取-iframe-的-window-对象" class="sidebar-link">在父页面中获取 iframe 的 window 对象</a><ul class="sidebar-sub-headers"><li class="sidebar-sub-header"><a href="/idea-domain/post/%5Bhtml%5D%5Biframe%5Dhtml%20iframe%E4%BF%A1%E6%81%AF%E4%BC%A0%E9%80%92%E6%80%BB%E7%BB%93.html#ie-获取-iframe-的-window-对象的-6-种方法来" class="sidebar-link">IE 获取 iframe 的 window 对象的 6 种方法来</a></li><li class="sidebar-sub-header"><a href="/idea-domain/post/%5Bhtml%5D%5Biframe%5Dhtml%20iframe%E4%BF%A1%E6%81%AF%E4%BC%A0%E9%80%92%E6%80%BB%E7%BB%93.html#ff-获取-iframe-的-window-对象的-3-种方法来" class="sidebar-link">FF 获取 iframe 的 window 对象的 3 种方法来</a></li><li class="sidebar-sub-header"><a href="/idea-domain/post/%5Bhtml%5D%5Biframe%5Dhtml%20iframe%E4%BF%A1%E6%81%AF%E4%BC%A0%E9%80%92%E6%80%BB%E7%BB%93.html#总结" class="sidebar-link">总结</a></li></ul></li><li><a href="/idea-domain/post/%5Bhtml%5D%5Biframe%5Dhtml%20iframe%E4%BF%A1%E6%81%AF%E4%BC%A0%E9%80%92%E6%80%BB%E7%BB%93.html#在父页面中获取-iframe-的-document-对象" class="sidebar-link">在父页面中获取 iframe 的 document 对象</a><ul class="sidebar-sub-headers"></ul></li><li><a href="/idea-domain/post/%5Bhtml%5D%5Biframe%5Dhtml%20iframe%E4%BF%A1%E6%81%AF%E4%BC%A0%E9%80%92%E6%80%BB%E7%BB%93.html#iframe-页面获取父页面的-window-对象" class="sidebar-link">iframe 页面获取父页面的 window 对象</a><ul class="sidebar-sub-headers"></ul></li><li><a href="/idea-domain/post/%5Bhtml%5D%5Biframe%5Dhtml%20iframe%E4%BF%A1%E6%81%AF%E4%BC%A0%E9%80%92%E6%80%BB%E7%BB%93.html#父子-iframe-传参" class="sidebar-link">父子 iframe 传参</a><ul class="sidebar-sub-headers"></ul></li><li><a href="/idea-domain/post/%5Bhtml%5D%5Biframe%5Dhtml%20iframe%E4%BF%A1%E6%81%AF%E4%BC%A0%E9%80%92%E6%80%BB%E7%BB%93.html#实践" class="sidebar-link">实践</a><ul class="sidebar-sub-headers"></ul></li><li><a href="/idea-domain/post/%5Bhtml%5D%5Biframe%5Dhtml%20iframe%E4%BF%A1%E6%81%AF%E4%BC%A0%E9%80%92%E6%80%BB%E7%BB%93.html#css-相关" class="sidebar-link">css 相关</a><ul class="sidebar-sub-headers"><li class="sidebar-sub-header"><a href="/idea-domain/post/%5Bhtml%5D%5Biframe%5Dhtml%20iframe%E4%BF%A1%E6%81%AF%E4%BC%A0%E9%80%92%E6%80%BB%E7%BB%93.html#隐藏-iframe-的-scrollbar-问题" class="sidebar-link">隐藏 iframe 的 scrollBar 问题</a></li></ul></li></ul></section></li></ul> </aside> <div class="password-shadow password-wrapper-in" style="display:none;" data-v-7c5ab02c data-v-5f3f4765><h3 class="title" style="display:none;" data-v-7c5ab02c data-v-7c5ab02c>html iframe使用指南</h3> <!----> <label id="box" class="inputBox" style="display:none;" data-v-7c5ab02c data-v-7c5ab02c><input type="password" value="" data-v-7c5ab02c> <span data-v-7c5ab02c>Konck! Knock!</span> <button data-v-7c5ab02c>OK</button></label> <div class="footer" style="display:none;" data-v-7c5ab02c data-v-7c5ab02c><span data-v-7c5ab02c><i class="iconfont reco-theme" data-v-7c5ab02c></i> <a target="blank" href="https://vuepress-theme-reco.recoluan.com" data-v-7c5ab02c>vuePress-theme-reco</a></span> <span data-v-7c5ab02c><i class="iconfont reco-copyright" data-v-7c5ab02c></i> <a data-v-7c5ab02c><span data-v-7c5ab02c>JyLie</span>
<span data-v-7c5ab02c>2017 - </span>
2023
</a></span></div></div> <div data-v-5f3f4765><main class="page"><div class="page-title" style="display:none;"><h1>html iframe使用指南</h1> <hr> <div data-v-2c863f0e><i class="iconfont reco-account" data-v-2c863f0e><span data-v-2c863f0e>JyLie</span></i> <i class="iconfont reco-date" data-v-2c863f0e><span data-v-2c863f0e>2017-06-16</span></i> <!----> <i class="iconfont reco-tag tags" data-v-2c863f0e><span class="tag-item" data-v-2c863f0e>iframe</span></i></div></div> <div class="theme-reco-content content__default" style="display:none;"><h2 id="简约总结"><a href="#简约总结" class="header-anchor">#</a> 简约总结</h2> <p>1、子调用父，父创建方法，子通过 parent.XXX()调用(✔)</p> <p>2、父调用子，子创建方法，父用过获取子 iframeObj.contentWindow.XXX()调用</p> <p>3、子传参父，父创建变量参数，子通过 window.parent.XXX = xxx 传递</p> <p>4、子获取父参数（父传参子），父通过 iframeObj.contentWindow.XXX， 子 window.xxx(✔)</p> <h2 id="约定与定义"><a href="#约定与定义" class="header-anchor">#</a> 约定与定义</h2> <ul><li>iframeElement：指的是 iframe 的 DOM 元素表示，即用 document.getElemenetById()等方法获取 DOM 对象</li> <li>iframeId： 指 iframe 的属性 id，如<code><iframe id="iframeId"></iframe></code></li> <li>iframeName：指 iframe 的属性 name，如<code><iframe id="iframeName"></iframe></code></li> <li>iframeIndex：从 0 开始编号的 iframe 索引，若页面中有 N 个 frame，则其值范围为 0~n-1</li> <li>iframeWindow：指的是 iframe 的 window 对象</li> <li>标准浏览器：符合 W3C 标准的浏览器的统称，如 FireFox</li> <li>IE 6/7/8（以下简称 IE）和 FireFox 5.0(以下简称 FF)</li></ul> <h2 id="在父页面中获取-iframe-的-window-对象"><a href="#在父页面中获取-iframe-的-window-对象" class="header-anchor">#</a> 在父页面中获取 iframe 的 window 对象</h2> <p>获得了 window 对象后，就可以调用 iframe 页面中定义的方法等。</p> <h3 id="ie-获取-iframe-的-window-对象的-6-种方法来"><a href="#ie-获取-iframe-的-window-对象的-6-种方法来" class="header-anchor">#</a> IE 获取 iframe 的 window 对象的 6 种方法来</h3> <ul><li>iframeId</li> <li>window.iframeId</li> <li>window.iframeName</li> <li>window.frames[iframeId]</li> <li>window.frames[iframeName]</li> <li>window.frames[iframeIndex]</li> <li>iframeElement.contentWindow</li></ul> <h3 id="ff-获取-iframe-的-window-对象的-3-种方法来"><a href="#ff-获取-iframe-的-window-对象的-3-种方法来" class="header-anchor">#</a> FF 获取 iframe 的 window 对象的 3 种方法来</h3> <ul><li>window.iframeName</li> <li>window.frames[iframeName]</li> <li>iframeElement.contentWindow</li></ul> <h3 id="总结"><a href="#总结" class="header-anchor">#</a> 总结</h3> <p>为了兼容大多数浏览器，应使用 iframeElement.contentWindow 来获取</p> <div class="language-html line-numbers-mode"><pre class="language-html"><code><span class="token tag"><span class="token tag"><span class="token punctuation"><</span>iframe</span> <span class="token attr-name">id</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>iframe1<span class="token punctuation">"</span></span> <span class="token attr-name">name</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>”iframe1”<span class="token punctuation">"</span></span> <span class="token attr-name">src</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>frame1.html<span class="token punctuation">"</span></span><span class="token punctuation">></span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>iframe</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>script</span> <span class="token attr-name">type</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>text/javascript<span class="token punctuation">"</span></span><span class="token punctuation">></span></span><span class="token script"><span class="token language-javascript">
<span class="token comment">//获取iframe的window对象</span>
<span class="token keyword">var</span> iframe <span class="token operator">=</span> document<span class="token punctuation">.</span><span class="token function">getElementById</span><span class="token punctuation">(</span><span class="token string">'iframe1'</span><span class="token punctuation">)</span><span class="token punctuation">.</span>contentWindow<span class="token punctuation">;</span>
</span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>script</span><span class="token punctuation">></span></span>
</code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br></div></div><h2 id="在父页面中获取-iframe-的-document-对象"><a href="#在父页面中获取-iframe-的-document-对象" class="header-anchor">#</a> 在父页面中获取 iframe 的 document 对象</h2> <p>标准浏览器可以通过 iframeElement.contentDocument 来引用 iframe 的 doument 对象；</p> <p>但是 IE 浏览器（又是这斯…）不支持，确切说应该是 IE 6/7，笔者发现在 IE8 中已经可以用此方法来获取了；</p> <p>当然，因为 document 是 window 的一个子对象，你也可以先获取 iframe 的 window 对象，再通过 window.document 来引用；</p> <p>总结两方法来获取</p> <div class="language-html line-numbers-mode"><pre class="language-html"><code><span class="token tag"><span class="token tag"><span class="token punctuation"><</span>iframe</span> <span class="token attr-name">id</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>iframe1<span class="token punctuation">"</span></span> <span class="token attr-name">src</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>frame1.html<span class="token punctuation">"</span></span><span class="token punctuation">></span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>iframe</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>script</span> <span class="token attr-name">type</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>text/javascript<span class="token punctuation">"</span></span><span class="token punctuation">></span></span><span class="token script"><span class="token language-javascript">
<span class="token comment">//获取iframe的document对象</span>
<span class="token comment">//方法1</span>
<span class="token keyword">const</span> iframe <span class="token operator">=</span> document<span class="token punctuation">.</span><span class="token function">getElementById</span><span class="token punctuation">(</span><span class="token string">'iframe1'</span><span class="token punctuation">)</span><span class="token punctuation">.</span>contentWindow<span class="token punctuation">.</span>document<span class="token punctuation">;</span>
<span class="token comment">//方法2</span>
<span class="token keyword">function</span> <span class="token function">getIframeDom</span><span class="token punctuation">(</span><span class="token parameter">iframeId</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token keyword">return</span> document<span class="token punctuation">.</span><span class="token function">getElementById</span><span class="token punctuation">(</span>iframeId<span class="token punctuation">)</span><span class="token punctuation">.</span>contentDocument <span class="token operator">||</span> window<span class="token punctuation">.</span>frames<span class="token punctuation">[</span>iframeId<span class="token punctuation">]</span><span class="token punctuation">.</span>document<span class="token punctuation">;</span>
<span class="token punctuation">}</span>
</span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>script</span><span class="token punctuation">></span></span>
</code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br><span class="line-number">8</span><br><span class="line-number">9</span><br><span class="line-number">10</span><br><span class="line-number">11</span><br></div></div><h2 id="iframe-页面获取父页面的-window-对象"><a href="#iframe-页面获取父页面的-window-对象" class="header-anchor">#</a> iframe 页面获取父页面的 window 对象</h2> <p>parent：父页面 window 对象</p> <p>top：顶层页面 window 对象</p> <p>self：始终指向当前页面的 window 对象（与 window 等价）</p> <p>适用于所有浏览器，当拿到了父页面的 window 对象后，就可以访问父页面定义的全局变量和函数，这在 iframe 交互里经常用到。</p> <h2 id="父子-iframe-传参"><a href="#父子-iframe-传参" class="header-anchor">#</a> 父子 iframe 传参</h2> <p>1.子页面<code>调用</code>父页面的<code>参数</code></p> <p>1.1 采用 url 传值的方式: ？+ &</p> <div class="language-js line-numbers-mode"><pre class="language-js"><code><span class="token comment">// 子 iframe.html</span>
<span class="token keyword">function</span> <span class="token function">getParams</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token keyword">const</span> url <span class="token operator">=</span> document<span class="token punctuation">.</span>location<span class="token punctuation">.</span>href<span class="token punctuation">;</span>
<span class="token keyword">const</span> ret <span class="token operator">=</span> url<span class="token punctuation">.</span><span class="token function">substring</span><span class="token punctuation">(</span>url<span class="token punctuation">.</span><span class="token function">indexOf</span><span class="token punctuation">(</span><span class="token string">'?'</span><span class="token punctuation">)</span> <span class="token operator">+</span> <span class="token number">1</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">split</span><span class="token punctuation">(</span><span class="token string">'&'</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
ret<span class="token punctuation">.</span><span class="token function">push</span><span class="token punctuation">(</span><span class="token punctuation">{</span>
<span class="token literal-property property">token</span><span class="token operator">:</span> <span class="token operator">+</span><span class="token keyword">new</span> <span class="token class-name">Date</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">,</span>
<span class="token punctuation">}</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
console<span class="token punctuation">.</span><span class="token function">log</span><span class="token punctuation">(</span>ret<span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// 在本页打印结果</span>
<span class="token keyword">return</span> ret<span class="token punctuation">;</span> <span class="token comment">// ret结果返回到父页面</span>
<span class="token punctuation">}</span>
<span class="token function">getParams</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// 调用本函数返回</span>
</code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br><span class="line-number">8</span><br><span class="line-number">9</span><br><span class="line-number">10</span><br><span class="line-number">11</span><br></div></div><p>1.2 定义 window 变量</p> <div class="language-js line-numbers-mode"><pre class="language-js"><code><span class="token comment">// 父 index.html</span>
<span class="token comment">// 父定义 paramFromParent 传递给子</span>
<span class="token keyword">const</span> childFrameObj <span class="token operator">=</span> document<span class="token punctuation">.</span><span class="token function">getElementById</span><span class="token punctuation">(</span><span class="token string">'childFrame'</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
childFrameObj<span class="token punctuation">.</span>contentWindow<span class="token punctuation">.</span>paramFromParent <span class="token operator">=</span> <span class="token string">'userId0007'</span><span class="token punctuation">;</span>
<span class="token comment">// 子 iframe.html</span>
<span class="token comment">// 子 param 接受父传递的 paramFromParent</span>
<span class="token keyword">const</span> param <span class="token operator">=</span> window<span class="token punctuation">.</span>paramFromParent<span class="token punctuation">;</span>
<span class="token keyword">const</span> inputObject <span class="token operator">=</span> document<span class="token punctuation">.</span><span class="token function">getElementsByTagName</span><span class="token punctuation">(</span><span class="token string">'input'</span><span class="token punctuation">)</span><span class="token punctuation">[</span><span class="token number">0</span><span class="token punctuation">]</span><span class="token punctuation">;</span>
inputObject<span class="token punctuation">.</span>value <span class="token operator">=</span> param<span class="token punctuation">;</span>
</code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br><span class="line-number">8</span><br><span class="line-number">9</span><br><span class="line-number">10</span><br></div></div><p>2.子页面<code>调用</code>父页面的<code>方法</code></p> <p>子页面调用父页面方法，parent.方法名（）即可。</p> <div class="language-js line-numbers-mode"><pre class="language-js"><code><span class="token comment">// 父 index.html</span>
<span class="token comment">// 2.子页面调用父页面的方法</span>
<span class="token comment">// 父定义方法 parentSay() 给 子调用</span>
<span class="token keyword">function</span> <span class="token function">parentSay</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token keyword">const</span> parent <span class="token operator">=</span> <span class="token string">'parent'</span><span class="token punctuation">;</span>
console<span class="token punctuation">.</span><span class="token function">log</span><span class="token punctuation">(</span><span class="token string">'子调用父页面\n'</span> <span class="token operator">+</span> <span class="token string">'// 2.子页面调用父页面的方法\n'</span> <span class="token operator">+</span> <span class="token string">' // 父定义方法 parentSay() 给 子调用'</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">return</span> parent<span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token comment">// 子 iframe.html</span>
<span class="token comment">// 2.子页面调用父页面的方法</span>
<span class="token comment">// 父定义方法 parentSay() 给 子调用</span>
parent<span class="token punctuation">.</span><span class="token function">parentSay</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br><span class="line-number">8</span><br><span class="line-number">9</span><br><span class="line-number">10</span><br><span class="line-number">11</span><br><span class="line-number">12</span><br><span class="line-number">13</span><br></div></div><p>3.子页面向父页面<code>传参</code></p> <p>可以理解为在父页面定义了一个变量，子页面调用该变量并且给它赋值。</p> <p>window.parent.id="123"</p> <div class="language-js line-numbers-mode"><pre class="language-js"><code><span class="token comment">// 父 index.html</span>
<span class="token comment">// 3.子页面向父页面`传参`</span>
<span class="token comment">// 父页面定义了一个变量parentToken，子页面调用该变量并且给它赋值</span>
<span class="token keyword">let</span> parentToken <span class="token operator">=</span> <span class="token string">'parentToken'</span><span class="token punctuation">;</span>
<span class="token keyword">let</span> Obj <span class="token operator">=</span> <span class="token punctuation">{</span><span class="token punctuation">}</span><span class="token punctuation">;</span>
Object<span class="token punctuation">.</span><span class="token function">defineProperty</span><span class="token punctuation">(</span>Obj<span class="token punctuation">,</span> <span class="token string">'id'</span><span class="token punctuation">,</span> <span class="token punctuation">{</span>
<span class="token literal-property property">enumerable</span><span class="token operator">:</span> <span class="token boolean">true</span><span class="token punctuation">,</span>
<span class="token literal-property property">configurable</span><span class="token operator">:</span> <span class="token boolean">true</span><span class="token punctuation">,</span>
<span class="token function-variable function">set</span><span class="token operator">:</span> <span class="token keyword">function</span><span class="token punctuation">(</span><span class="token parameter">val</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
parentToken <span class="token operator">=</span> val<span class="token punctuation">;</span>
console<span class="token punctuation">.</span><span class="token function">log</span><span class="token punctuation">(</span><span class="token string">'parentToken set:'</span><span class="token punctuation">,</span> parentToken<span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span><span class="token punctuation">,</span>
<span class="token function-variable function">get</span><span class="token operator">:</span> <span class="token keyword">function</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token keyword">return</span> parentToken<span class="token punctuation">;</span>
<span class="token punctuation">}</span><span class="token punctuation">,</span>
<span class="token punctuation">}</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
console<span class="token punctuation">.</span><span class="token function">log</span><span class="token punctuation">(</span><span class="token string">'parentToken:'</span><span class="token punctuation">,</span> parentToken<span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token comment">// 子 iframe.html</span>
<span class="token comment">// 3.子页面向父页面`传参`</span>
<span class="token comment">// 父定义方法 parentSay() 给 子调用</span>
console<span class="token punctuation">.</span><span class="token function">log</span><span class="token punctuation">(</span><span class="token string">'parent.parentToken'</span><span class="token punctuation">,</span> parent<span class="token punctuation">[</span><span class="token string">'parentToken'</span><span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
parent<span class="token punctuation">.</span>parentToken <span class="token operator">=</span> <span class="token string">'iframeToken'</span><span class="token punctuation">;</span>
console<span class="token punctuation">.</span><span class="token function">log</span><span class="token punctuation">(</span><span class="token string">'parent.parentToken'</span><span class="token punctuation">,</span> parent<span class="token punctuation">.</span>parentToken<span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br><span class="line-number">8</span><br><span class="line-number">9</span><br><span class="line-number">10</span><br><span class="line-number">11</span><br><span class="line-number">12</span><br><span class="line-number">13</span><br><span class="line-number">14</span><br><span class="line-number">15</span><br><span class="line-number">16</span><br><span class="line-number">17</span><br><span class="line-number">18</span><br><span class="line-number">19</span><br><span class="line-number">20</span><br><span class="line-number">21</span><br><span class="line-number">22</span><br><span class="line-number">23</span><br><span class="line-number">24</span><br></div></div><p>4.父页面<code>调用</code>子页面<code>方法</code></p> <div class="language-html line-numbers-mode"><pre class="language-html"><code><span class="token tag"><span class="token tag"><span class="token punctuation"><</span>iframe</span> <span class="token attr-name">name</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>myframe<span class="token punctuation">"</span></span> <span class="token attr-name">src</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>child.html<span class="token punctuation">"</span></span><span class="token punctuation">></span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>iframe</span><span class="token punctuation">></span></span>
</code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br></div></div><p>调用方法：iframeObj.contentWindow.FUNCTION()</p> <div class="language-js line-numbers-mode"><pre class="language-js"><code><span class="token comment">// 父 index.html</span>
<span class="token comment">// 4.父页面`调用`子页面`方法`</span>
<span class="token comment">// 子定义方法 childrenSay() 给 父调用</span>
console<span class="token punctuation">.</span><span class="token function">log</span><span class="token punctuation">(</span>childFrameObj<span class="token punctuation">.</span>contentWindow<span class="token punctuation">)</span><span class="token punctuation">;</span>
childFrameObj<span class="token punctuation">.</span>contentWindow<span class="token punctuation">.</span><span class="token function">childrenSay</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token comment">// 子 iframe.html</span>
<span class="token comment">// 4.父页面`调用`子页面`方法`</span>
<span class="token comment">// 子定义方法 childrenSay() 给 父调用</span>
<span class="token keyword">function</span> <span class="token function">childrenSay</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
<span class="token keyword">const</span> childrenSay <span class="token operator">=</span> <span class="token string">'childrenSay'</span><span class="token punctuation">;</span>
console<span class="token punctuation">.</span><span class="token function">log</span><span class="token punctuation">(</span>childrenSay<span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">return</span> childrenSay<span class="token punctuation">;</span>
<span class="token punctuation">}</span>
</code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br><span class="line-number">8</span><br><span class="line-number">9</span><br><span class="line-number">10</span><br><span class="line-number">11</span><br><span class="line-number">12</span><br><span class="line-number">13</span><br><span class="line-number">14</span><br></div></div><h2 id="实践"><a href="#实践" class="header-anchor">#</a> 实践</h2> <ul><li>iframe 实现批量下载</li></ul> <div class="language-js line-numbers-mode"><pre class="language-js"><code><span class="token keyword">const</span> <span class="token function-variable function">download</span> <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token parameter">url</span><span class="token punctuation">)</span> <span class="token operator">=></span> <span class="token punctuation">{</span>
<span class="token keyword">var</span> iframe <span class="token operator">=</span> document<span class="token punctuation">.</span><span class="token function">createElement</span><span class="token punctuation">(</span><span class="token string">'iframe'</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// 先创建一个iframe 标签</span>
iframe<span class="token punctuation">.</span>style<span class="token punctuation">.</span>display <span class="token operator">=</span> <span class="token string">'none'</span><span class="token punctuation">;</span> <span class="token comment">// 不能在页面中被看到，把他隐藏起来，不影响我们使用啊</span>
iframe<span class="token punctuation">.</span>src <span class="token operator">=</span> url<span class="token punctuation">;</span> <span class="token comment">// 关联上我们的下载地址</span>
document<span class="token punctuation">.</span>body<span class="token punctuation">.</span><span class="token function">appendChild</span><span class="token punctuation">(</span>iframe<span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// 把他绑定在body上才能发挥作用，不然就能孤魂野码了</span>
<span class="token function">setTimeout</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=></span> <span class="token punctuation">{</span>
iframe<span class="token punctuation">.</span><span class="token function">remove</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// 实在是无奈之举，iframe 没有onload事件，只能放在setTimeout里清除了，时间稍微大一点，免得zip包太大还没有下载完。</span>
<span class="token punctuation">}</span><span class="token punctuation">,</span> <span class="token number">5000</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span><span class="token punctuation">;</span>
<span class="token comment">// 获取地址，遍历，批量下载</span>
<span class="token keyword">const</span> <span class="token function-variable function">downloadZip</span> <span class="token operator">=</span> <span class="token keyword">async</span> <span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=></span> <span class="token punctuation">{</span>
<span class="token keyword">await</span> bookListVM<span class="token punctuation">.</span><span class="token function">getZips</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// 获取zips 的下载地址</span>
bookListVM<span class="token punctuation">.</span>zipUrlList<span class="token punctuation">.</span><span class="token function">forEach</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token parameter">list</span><span class="token punctuation">)</span> <span class="token operator">=></span> <span class="token punctuation">{</span>
<span class="token function">download</span><span class="token punctuation">(</span>list<span class="token punctuation">.</span>url<span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// 遍历下载每个url</span>
<span class="token punctuation">}</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span><span class="token punctuation">;</span>
</code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br><span class="line-number">8</span><br><span class="line-number">9</span><br><span class="line-number">10</span><br><span class="line-number">11</span><br><span class="line-number">12</span><br><span class="line-number">13</span><br><span class="line-number">14</span><br><span class="line-number">15</span><br><span class="line-number">16</span><br><span class="line-number">17</span><br></div></div><h2 id="css-相关"><a href="#css-相关" class="header-anchor">#</a> css 相关</h2> <h3 id="隐藏-iframe-的-scrollbar-问题"><a href="#隐藏-iframe-的-scrollbar-问题" class="header-anchor">#</a> <a href="https://html.spec.whatwg.org/multipage/embedded-content.html#the-iframe-element" target="_blank" rel="noopener noreferrer">隐藏 iframe 的 scrollBar 问题<svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg></a></h3> <p>date:2021-03-10</p> <p>鉴于不是所有浏览器都完全支持 scrolling="no" 来隐藏 滚动条</p> <p>如果 iframe 设置了 scrolling="no"，那么 css 也需要设置 overflow: hidden，才能完全将滚动条隐藏掉</p> <div class="language-html line-numbers-mode"><pre class="language-html"><code><span class="token comment"><!-- HTML --></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>iframe</span> <span class="token attr-name">src</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span><span class="token punctuation">"</span></span> <span class="token attr-name">scrolling</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>no<span class="token punctuation">"</span></span><span class="token punctuation">></span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>iframe</span><span class="token punctuation">></span></span>
<span class="token comment"><!-- css --></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>style</span><span class="token punctuation">></span></span><span class="token style"><span class="token language-css">
<span class="token selector">iframe</span> <span class="token punctuation">{</span>
<span class="token property">overflow</span><span class="token punctuation">:</span> hidden<span class="token punctuation">;</span>
<span class="token punctuation">}</span>
</span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>style</span><span class="token punctuation">></span></span>
</code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br><span class="line-number">8</span><br><span class="line-number">9</span><br></div></div></div> <footer class="page-edit" style="display:none;"><!----> <!----></footer> <!----> <!----></main> <!----></div></div></div></div><div class="global-ui"><div class="back-to-ceiling" style="right:1rem;bottom:6rem;width:2.5rem;height:2.5rem;border-radius:.25rem;line-height:2.5rem;display:none;" data-v-a936bdb4 data-v-a936bdb4><svg t="1574745035067" viewBox="0 0 1024 1024" version="1.1" xmlns="http://www.w3.org/2000/svg" p-id="5404" class="icon" data-v-a936bdb4><path d="M526.60727968 10.90185116a27.675 27.675 0 0 0-29.21455937 0c-131.36607665 82.28402758-218.69155461 228.01873535-218.69155402 394.07834331a462.20625001 462.20625001 0 0 0 5.36959153 69.94390903c1.00431239 6.55289093-0.34802892 13.13561351-3.76865779 18.80351572-32.63518765 54.11355614-51.75690182 118.55860487-51.7569018 187.94566865a371.06718723 371.06718723 0 0 0 11.50484808 91.98906777c6.53300375 25.50556257 41.68394495 28.14064038 52.69160883 4.22606766 17.37162448-37.73630017 42.14135425-72.50938081 72.80769204-103.21549295 2.18761121 3.04276886 4.15646224 6.24463696 6.40373557 9.22774369a1871.4375 1871.4375 0 0 0 140.04691725 5.34970492 1866.36093723 1866.36093723 0 0 0 140.04691723-5.34970492c2.24727335-2.98310674 4.21612437-6.18497483 6.3937923-9.2178004 30.66633723 30.70611158 55.4360664 65.4791928 72.80769147 103.21549355 11.00766384 23.91457269 46.15860503 21.27949489 52.69160879-4.22606768a371.15156223 371.15156223 0 0 0 11.514792-91.99901164c0-69.36717486-19.13165746-133.82216804-51.75690182-187.92578088-3.42062944-5.66790279-4.76302748-12.26056868-3.76865837-18.80351632a462.20625001 462.20625001 0 0 0 5.36959269-69.943909c-0.00994388-166.08943902-87.32547796-311.81420293-218.6915546-394.09823051zM605.93803103 357.87693858a93.93749974 93.93749974 0 1 1-187.89594924 6.1e-7 93.93749974 93.93749974 0 0 1 187.89594924-6.1e-7z" p-id="5405" data-v-a936bdb4></path><path d="M429.50777625 765.63860547C429.50777625 803.39355007 466.44236686 1000.39046097 512.00932183 1000.39046097c45.56695499 0 82.4922232-197.00623328 82.5015456-234.7518555 0-37.75494459-36.9345906-68.35043303-82.4922232-68.34111062-45.57627738-0.00932239-82.52019037 30.59548842-82.51086798 68.34111062z" p-id="5406" data-v-a936bdb4></path></svg></div><div id="live2d-widget" class="live2d-widget-container" style="position:fixed;right:65px;bottom:0px;width:130px;height:290px;z-index:99999;opacity:0.8;pointer-events:none;"><canvas id="live2d_canvas" width="130" height="290" class="live2d_canvas" style="position:absolute;left:0px;top:0px;width:130px;height:290px;"></canvas></div></div></div>
<script src="/idea-domain/assets/js/app.89376c8e.js" defer></script><script src="/idea-domain/assets/js/4.5465c98c.js" defer></script><script src="/idea-domain/assets/js/1.4d4f02de.js" defer></script><script src="/idea-domain/assets/js/40.c5906ef8.js" defer></script>
</body>
</html>