使用正则表达式验证器时出现一些错误 [英] I got some errors while using regular expression validator

问题描述

我想使用正则表达式验证器进行mu文件上传器控制....我的代码在
下面

I want to use regular expression validator for mu file uploader control....my code is below

<asp:RegularExpressionValidator ID="RegularExpressionValidator2" runat="server" ErrorMessage="Only .doc , .docx or .txt files" ValidationExpression="^(([a-zA-Z]:)|(\\{2}\w+)\$?)(\\(\w[\w].*))+(.doc|.docx|.txt)$" ControlToValidate="ContractFile" ValidationGroup="OwnerSignUp">

但是它不起作用...请帮助我验证文件上传器的.doc，.docx和txt

[edit]已添加代码块-OriginalGriff [/edit]

but it is not working...plz help me to validate .doc,.docx and txt for file uploader

[edit]Code block added - OriginalGriff[/edit]

推荐答案

?)(\\(\ w [\ w].*))+(.doc | .docx | .txt)

?)(\\(\w[\w].*))+(.doc|.docx|.txt)

" ControlToValidate =" ValidationGroup ="


但是它不起作用...请帮助我验证文件上传器的.doc，.docx和txt

[edit]添加了代码块-OriginalGriff [/edit]

but it is not working...plz help me to validate .doc,.docx and txt for file uploader

[edit]Code block added - OriginalGriff[/edit]

尝试一个简单的表达式:

Try a simpler expression:

^.*?\.(doc|docx|txt)

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