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YOU ARE HERE: HOME Questions How to validate the textbox with only digits

Validate the textbox with only digits

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How to validate the textbox with only digits?

Answer 1)

Using following Regular Expression and JavaScript:

function IsNumeric(input){ 
    var a = /^-{0,1}\d*\.{0,1}\d+$/; 
    return (a.test(input)); 
}
  Asked in:  Olivegreen   Expertise Level:  Intermediate
  Last updated on Thursday, 06 September 2012
3/5 stars (7 vote(s))

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