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lines changed Original file line number Diff line number Diff line change @@ -56,9 +56,9 @@ HTML autofocus 属性
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| 标签 Element | ![ chrome] [ 1 ] | ![ edge] [ 2 ] | ![ firefox] [ 3 ] | ![ safari] [ 4 ] | ![ opera] [ 5 ] |
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| ------- | --- | --- | --- | --- | --- |
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- | form | 5.0 | 10.0 | 4.0 | 5.0 | 9.6 |
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- | input | 5.0 | 10.0 | 4.0 | 5.0 | 9.6 |
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- | textarea | Yes | 10.0 | 4.0 | Yes | Yes |
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+ | [ form] ( ../tags/form.md ) | 5.0 | 10.0 | 4.0 | 5.0 | 9.6 |
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+ | [ input] ( ../tags/input.md ) | 5.0 | 10.0 | 4.0 | 5.0 | 9.6 |
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+ | [ textarea] ( ../tags/textarea.md ) | Yes | 10.0 | 4.0 | Yes | Yes |
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[ 1 ] : ../assets/chrome.svg
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- autoplay.md
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+ HTML autoplay 属性
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===
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- 欢迎您编辑 <a target =" __blank " href =" https://github.com/jaywcjlove/html-tutorial/blob/main/docs/attribute/autoplay.md " >docs/attribute/autoplay.md</a > 文件,共建 HTML Tutorial 文档。
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+ ## 定义和用法
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+
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+ ` autoplay ` 属性是一个布尔属性。
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+
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+ 当存在时,音频/视频将立即自动开始播放而不会停止。
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+
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+ ## 适用于
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+
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+ ` autoplay ` 属性可用于以下元素:
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+
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+ | 标签 Element | 属性 Attribute |
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+ | ----- | ----- |
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+ | [ \< audio>] ( ../tags/audio.md ) | [ autoplay] ( ../tags/audio_autoplay.md ) |
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+ | [ \< video>] ( ../tags/video.md ) | [ autoplay] ( ../tags/video_autoplay.md ) |
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+
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+ ## 示例
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+
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+ 将自动开始播放的音频文件:
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+
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+ ``` html idoc:preview:iframe
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+ <audio controls autoplay >
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+ <source src =" horse.ogg" type =" audio/ogg" >
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+ <source src =" horse.mp3" type =" audio/mpeg" >
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+ 您的浏览器不支持音频元素。
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+ </audio >
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+ ```
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+
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+ 将自动开始播放的视频:
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+ ``` html idoc:preview:iframe
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+ <video width =" 320" autoplay >
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+ <source
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+ type =" video/mp4"
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+ src =" https://interactive-examples.mdn.mozilla.net/media/cc0-videos/flower.mp4" >
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+ <source
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+ type =" video/webm"
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+ src =" https://interactive-examples.mdn.mozilla.net/media/cc0-videos/flower.webm" >
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+ 您的浏览器不支持 video 标签。
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+ </video >
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+ ```
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+
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+ ## 浏览器支持
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+ ` autoplay ` 属性对每个元素都有以下浏览器支持:
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+
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+ | 标签 Element | ![ chrome] [ 1 ] | ![ edge] [ 2 ] | ![ firefox] [ 3 ] | ![ safari] [ 4 ] | ![ opera] [ 5 ] |
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+ | ------- | --- | --- | --- | --- | --- |
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+ | [ audio] ( ../tags/audio.md ) | 4.0 | 9.0 | 3.5 | 4.0 | 10.5 |
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+ | [ video] ( ../tags/video.md ) | 4.0 | 9.0 | 3.5 | 4.0 | 10.5 |
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+
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+
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+ [ 1 ] : ../assets/chrome.svg
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+ [ 2 ] : ../assets/edge.svg
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+ [ 3 ] : ../assets/firefox.svg
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+ [ 4 ] : ../assets/safari.svg
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+ [ 5 ] : ../assets/opera.svg
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