HTML DOM form ÊôÐÔ

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form ÊôÐÔ·µ»Ø¶Ô°üº¬¸Ã text area µÄ ±íµ¥µÄÒýÓá£

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textareaObject.form

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±¾Àý·µ»Ø text area ËùÊôµÄ±íµ¥µÄ id£º

<html>
<body>

<form id="form1">
<textarea id="txt1">
Hello world....This is a text area
</textarea>
</form>

<p>The id of the form containing the text area is:
<script type="text/javascript">
x=document.getElementById('txt1');
document.write(x.form.id);
</script>
</p>

</body>
</html>
VUE