Using images for error notifications : RequiredFieldValidator « Validation « ASP.NET Tutorial

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ASP.NET Tutorial » Validation » RequiredFieldValidator

8. 11. 12. Using images for error notifications


<asp:RequiredFieldValidator ID="RequiredFieldValidator1"

 Runat="server" ErrorMessage='<img src="error.gif">'

 ControlToValidate="TextBox1"></asp:RequiredFieldValidator>

8. 11. RequiredFieldValidator
	8. 11. 1.	RequiredFieldValidator requires a user to enter a value into a form field before submitting the form.
	8. 11. 2.	Use asp:RequiredFieldValidator to check the input of an asp:TextBox (VB.net)
	8. 11. 3.	Use the RequiredFieldValidator's InitialValue to set a default value
	8. 11. 4.	Specify ErrorMessage for asp:RequiredFieldValidator
	8. 11. 5.	asp:RequiredFieldValidator will be converted to JavaScript Code after loading in client side
	8. 11. 6.	A simple use of the RequiredFieldValidator server control (C#)
	8. 11. 7.	Text field of RequiredFieldValidator server control (VB)
	8. 11. 8.	Placing values between nodes
	8. 11. 9.	Working with the InitialValue property
	8. 11. 10.	Using two RequiredFieldValidator controls for one form element
	8. 11. 11.	Validating Drop-Down Lists with the RequiredFieldValidator Control
	8. 11. 12.	Using images for error notifications
	8. 11. 13.	Disabling client-side validations in a validation control
	8. 11. 14.	Using sound for error notifications
	8. 11. 15.	EnableClientScript=false, Display=Static
	8. 11. 16.	RequiredFieldValidator for login page
	8. 11. 17.	RequiredFieldValidator with server side validation
	8. 11. 18.	Hard code error message
	8. 11. 19.	RequiredFieldValidator Dynamic Display

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