validate textbox to be number only [closed]

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Another question please

how to validate textbox to be number only by using custom validation, I mean what is the code??

many thanks

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try to use following regExp "^\d+$"

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You can use a HTML Textbox and validate through javascript

<input type="text" name="myText" onKeypress="if (event.keyCode < 45 || event.keyCode > 57) event.returnValue = false;">

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You can use a mask or use the function IsNumeric()

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use RegularExpressionValidatorcontrol This is a good control to check phone numbers validation.

Try this

Age:  

Read this document.http://msdn.microsoft.com/en-us/library/aa479013.aspx