Filter File extension With FileUpload

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醉梦人生 2021-02-19 22:20

I am writing an asp.net web app which involves the use of the FileUpload control.

Right now, this particular FileUpload control only expects .z

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不思量自难忘° (楼主)

2021-02-19 22:40

To select images in fileupload control..

hope it will help you

asp:RegularExpressionValidator ID="rexp" runat="server" ControlToValidate="fupProduct"
     ErrorMessage="Only .gif, .jpg, .png, .tiff and .jpeg"
     ValidationExpression="(.*\.([Gg][Ii][Ff])|.*\.([Jj][Pp][Gg])|.*\.([Bb][Mm][Pp])|.*\.([pP][nN][gG])|.*\.([tT][iI][iI][fF])$)">