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<form id="form1" runat="server">
<asp:FileUpload ID="FileUpload1" runat="server" />
<span lang="zh-cn">
<asp:Button ID="Button1" runat="server" onclick="Button1_Click" Text="上传" />
</span>
</form>
protected void Button1_Click ( object sender, EventArgs e )
{
string path = Server. MapPath ( @"~/MyFile/" );
if ( FileUpload1. HasFile )
{
switch( Path.GetExtension(FileUpload1.FileName))
{
case "txt":
case "log":
///当然还有文件大小,是否存在文件名重复等问题,这个,你自已写吧
FileUpload1. SaveAs ( path+FileUpload1.FileName);
defalut:
break;
}
}
}