how can I check the number of characters entered into textbox prior to DB update? : The Official Microsoft ASP.NET Forums

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soloom

Member

108 Points

43 Posts

Re: how can I check the number of characters entered into textbox prior to DB update?

Nov 10, 2010 01:35 PM|LINK

apply regular expression

<asp:TextBox ID="txtName" runat="server"/>
    <asp:RegularExpressionValidator ID="regexpName" runat="server"     
                                    ErrorMessage="This expression does not validate." 
                                    ControlToValidate="txtName"     
                                    ValidationExpression="^[a-zA-Z'.\s]{1,40}$" />

Please Mark As Answer if it helped.
Eslam

soloom

Re: how can I check the number of characters entered into textbox prior to DB update?

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