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按照文档所述这里的
target
相当于a
标签的target
。那么
_self
、_blank
、_parent
、_top
只是有特殊含义的关键字,并不能完全囊括target
可以输入的内容,我们还可以传入framename
用来在指定的<iframe>
上打开URL链接