空のAsp.net FileUploadコントロール
1755 ワード
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<script type="text/javascript">
function chkFormat(fuPhoto)
{
//
var docName = fuPhoto.value;
// (toLocaleLowerCase() )
var docSurfix = docName.toLocaleLowerCase().substr(docName.lastIndexOf("."));
//
if(docSurfix != ".jpg" && docSurfix != ".png")
{
alert(" JPG ");
// FileUpload
var html=document.getElementById('uploadSpan').innerHTML;
document.getElementById('uploadSpan').innerHTML=html;
return;
}
}
</script>
<span id="uploadSpan"><asp:FileUpload ID="fuUserPhoto" runat="server" onchange="chkFormat(this)" /></span>
<div id="test"><span style="color:red">test1</span> test2</div>
JS :
innerHTML:
, Html 。
test.innerHTML “<span style="color:red">test1</span> test2 ”
innerText:
, Html
text.innerTest “test1test2”, span
outerHTML:
innerHTML , 。
text.outerHTML <div id="test"><span style="color:red">test1</span> test2</div>
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