Using Required Field Validator

Posted Date: 23 Dec 2008	Resource Type: Code Snippets	Category: Visual Studio
Author: Puja Sharma	Member Level: Gold
Rating:	Points: 15

This code will show how to use required field validator in ASP.NET Page

Drag a textbox on the form.
Drag the requiredfieldvalidator on the page.

Open the aspx page and do these modification


<asp:textbox id="Textbox1" runat="server" /> 
<asp:RequiredFieldValidator 
runat="server" 
id="RFV" 
ControlToValidate="TextBox1" 
ErrorMessage="id is required" 
display="Static">
This Required Field!
</asp:RequiredFieldValidator>

The main properties of required field validator are
1. Control TO Validate:Textbox control you want to validate
2. Error Message: Message you want to show
3. Display: Static or Dynamic

Regards
Varun Sharma

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