<asp:FileUpload ID="FileUpload1" runat="server" />不上传东西问题

<asp:FileUpload ID="FileUpload1" runat="server" />不上传东西 Request.Files.Count也不为零，所以要在后面再加上一个条件Request.Files[0].ContentLength!=0

if (Request.Files.Count != 0 && Request.Files[0].ContentLength!=0)

这样当不上传东西时条件才为正确的啊

<asp:FileUpload ID="FileUpload1" runat="server" />不上传东西问题,布布扣,bubuko.com