问题描述
HTML5 input元素包含一个'form'属性,它可以包含一个或多个空格分隔的id。请参阅下面的简化示例,其中form1和form2共享一个输入元素。
The HTML5 input element includes a 'form' attribute, which can contain one or more space delimited form id's. See below for a simplified example, where both form1 and form2 share an input element.
<form id="form1" method="post">
<input type="submit">
</form>
<form id="form2" method="post">
<input type="submit">
</form>
<input type="text" form="form1 form2">
至少,这就是它的工作原理:
结果,
At least, that's how it's supposed to work:
http://swatelier.info/at/forms/HTML5attrib.asp
http://www.w3schools.com/tags/att_input_form.asp
在Chrome 28中,我发现添加第二个表单ID会隐藏两种表单中的输入元素。什么样的现代浏览器(如果有的话)支持这个功能?
In Chrome 28, I see that adding a second form id hides an input element from both forms. What modern browsers, if any, support this functionality?
推荐答案
c> form 属性是文档中表单元素ID的空格分隔列表:
Nowhere in the spec says that the value of the form
attribute is a space-separated list of IDs of form elements in the document:
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