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<asp:RegularExpressionValidator ID="RegularExpressionValidator1" runat="server" ControlToValidate="FileUpload2"
ErrorMessage="路徑有誤" ValidationExpression="^([a-zA-Z].*|[1-9].*)\.(doc|DOC|pdf|PDF|rtf|RTF)$">
</asp:RegularExpressionValidator>
<asp:RequiredFieldValidator ID="RequiredFieldValidator1" runat="server" ControlToValidate="FileUpload2"
ErrorMessage="路徑不可為空白">
</asp:RequiredFieldValidator>
ValidationExpression =
"^.+\.(((g|G)(i|I)(f|F))|((j|J)(p|P)(e|E)?(g|G))|((p|P)(n|N)(g|G)))$"
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