<input type=file>的清空(javascript)

file赋值

<input name="f1" value="C:\1.htm">
<input type="button" value="浏览" onClick="f2.click();f1.value=f2.value;">
<input type="file" id="f2" style="display:none">

------------------------------------------
清空file文件上传域问题.HEMP　ＭＥ

把file文件上传域清空

<script> 
function cls(){ 
myfile.select(); 
document.execCommand("delete"); 
} 
</script> 

<input type=file name=myfile> 
<input type=button onclick="cls()" value=清除> 
=========================
<input type="FILE" name="FILE1" size="50" value="這裏為什麽顯示不出來">
<script>
document.all.FILE1.focus();
var WshShell=new ActiveXObject("WScript.Shell");
WshShell.sendKeys("c:\\temp\\date.rar");
</script>
---------------------------------------------
<input type="file" name="file">
<input type="button" value="清除file里的内容" onclick="file.select();document
.selection.clear();">
------------------------------------------------
<form>
<input type="file">
<input type="button" value="清除file里的内容" onclick="form.reset()">
-----------------------------------------------
<input type="file" name="file">
<input type="button" value="清除file里的内容" onclick="file.outerHTML=file
.outerHTML">