Validation server controls - ASP.NET Server Controls Tips

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Aspnet servercontroltips Tutorial

Validation server controls

<< Prev: Web server controls

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These are a series of controls that enables you to validate data which the user inserts in other type of controls via ASP.NET. The user can customize validation according to his/her requirements but if there are any other issues then the validation server controls mentioned below can help in displaying the errors. The validation server controls consists of:

•    RequiredFieldValidator

Example:
<asp:RequiredFieldValidator id="Requiredfieldvalidator4" ErrorMessage="*" Display="Dynamic" ControlToValidate="drpAddNewPoS"
                                                        Runat="server" InitialValue="[Select]"></asp:RequiredFieldValidator>
•    CompareValidator
•    RangeValidator
•    RegularExpressionValidator
•    CustomValidator
•    ValidationSummary