string num String = "1287543"; //"1287543.0" will return false for a long long number1 = 0; bool can Convert = long.
Write Line("number3 now = ", number3); else Console.
Write Line("number3 is not a valid decimal"); methods to validate user input from controls such as text boxes and combo boxes.
(11 printed pages) Introduction The Problem The Objective The Solution-Overview Client Features What Is a Validator?
Validator Walk-Through It's Not Voluntary Getting Regular Comparing Apples and Apples Custom Fit The Finale Sample Code Validating user input is a common scenario in a Web-based application.
Client-side validation alone does not ensure security; therefore data needs to be validated on the server-side as well.