tryjsref_fileupload_form 在线代码实例

实例代码( Tip: 登录后体验更佳 )
运行代码

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<!DOCTYPE html>
<html>
<head>
<script>
function displayResult()
{
var x=document.getElementById("fname").form.id;
alert(x);
}
</script>
</head>
<body>
<form id="form1">
Select a file to upload:
<input type="file" id="fname" size="50"/>
</form>
<button type="button" onclick="displayResult()">Display id of container form</button>
</body>
</html>
 
 
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运行结果
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