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Validating user input

.NET validating user input - Interview Questions

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.NET validating user input - August 29, 2008 at 15:00 PM by Amit Satpute

Explain Form level validation and Field level Validation.

Field-level validation provides immediate validation of the input given by the user. The events associated with field-level validation are KeyDown, KeyPress, textchange, etc.

In form-level validation the validation step is done after the filling up of the form is done. It’s usually when the user submits the forms. 

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