How to use regular expression validator with ASP.Net
Maximum character length Validation (Maximum 6 characters allowed)
01 02 03 04 05 06 07 | <asp:TextBox ID="TextBox1" runat="server"></asp:TextBox><asp:RegularExpressionValidator runat="server" ID="RegularExpressionValidator1"Display = "Dynamic"ControlToValidate = "TextBox1"ValidationExpression = "^[\s\S]{0,6}$"ErrorMessage="Maximum 6 characters allowed."></asp:RegularExpressionValidator> |
Minimum character length Validation (Minimum 6 characters required)
01 02 03 04 05 06 07 | <asp:TextBox ID="TextBox2" runat="server"></asp:TextBox><asp:RegularExpressionValidator runat="server" ID="RegularExpressionValidator2"Display = "Dynamic"ControlToValidate = "TextBox2"ValidationExpression = "^[\s\S]{6,}$"ErrorMessage="Minimum 6 characters required."></asp:RegularExpressionValidator> |
Minimum and Maximum character length Validation (Minimum 2 and Maximum 6 characters required)
01 02 03 04 05 06 07 | <asp:TextBox ID="TextBox3" runat="server"></asp:TextBox><asp:RegularExpressionValidator runat="server" ID="RegularExpressionValidator3"Display = "Dynamic"ControlToValidate = "TextBox3"ValidationExpression = "^[\s\S]{2,6}$"ErrorMessage="Minimum 2 and Maximum 6 characters required."></asp:RegularExpressionValidator> |
Alphanumeric with special Characters
Minimum length 7 and Maximum length 10. Characters allowed – a – z A – Z 0-9 ’@ & # .
01 02 03 04 | <asp:RegularExpressionValidator ID="RegExp1" runat="server"ErrorMessage="Password length must be between 7 to 10 characters"ControlToValidate=" txtPassword "ValidationExpression="^[a-zA-Z0-9'@&#.\s]{7,10}$" /> |
Alphanumeric Only
Minimum length 7 and Maximum length 10. Characters allowed – a – z A – Z 0-9
01 02 03 04 | <asp:RegularExpressionValidator ID="RegExp1" runat="server"ErrorMessage="Password length must be between 7 to 10 characters"ControlToValidate=" txtPassword "ValidationExpression="^[a-zA-Z0-9\s]{7,10}$" /> |
Alphabets Only
Minimum length 7 and Maximum length 10. Characters allowed – a – z A – Z
01 02 03 04 | <asp:RegularExpressionValidator ID="RegExp1" runat="server"ErrorMessage="Password length must be between 7 to 10 characters"ControlToValidate="txtPassword"ValidationExpression="^[a-zA-Z]{7,10}$" /> |
Numeric Only
Minimum length 7 and Maximum length 10. Characters allowed – 0 – 9
01 02 03 04 | <asp:RegularExpressionValidator ID="RegExp1" runat="server"ErrorMessage="Password length must be between 7 to 10 characters"ControlToValidate="txtPassword"ValidationExpression="^[0-9]{7,10}$" /> |
