復制代碼 代碼如下:

<asp:FileUpload runat="server" onchange="onFileChange(this);" />
<asp:Image runat="server" />

復制代碼 代碼如下:

<script type="text/javascript">
function onFileChange(sender) {
document.getElementById("imgDimensionalPic").src = window.URL.createObjectURL(sender.files[0]);
}

</script>