Validationsin asp.net

Required Field Validations

1)for checking all Alphabetic

<asp:RegularExpressionValidator ID="revtxtNewName" runat="server" Text="*" ToolTip="Enter alphabate " ControlToValidate="txtNewName" ValidationExpression="^[a-zA-Z'.\s]{1,40}$"></asp:RegularExpressionValidator>


2) for checking all Numeric

<asp:RegularExpressionValidator ID="revtxtNewSalary" runat="server" Text="*" ToolTip="Enter numeric value" ControlToValidate="txtNewSalary" ValidationExpression="^[0-9]+$"></asp:RegularExpressionValidator>

2) for alphanumeric password checking



    <asp:RegularExpressionValidator id="RegularExpressionValidator1" 
                     ControlToValidate="txtpass"
                     ValidationExpression="(?!^[0-9]*$)(?!^[a-zA-Z]*$)^([a-zA-Z0-9]{8,10})$"
                     Display="Static"
                  
                     ErrorMessage="*"
                     runat="server"/>






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