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How to validate the textbox with only digits using Javascript

Posted By:volvo       Posted Date: November 28, 2013    Points: 40    Category: Javascript    URL: http://www.dotnetspark.com  

client side validation of a textbox, accepting only integers

function IsNumeric(input){ 
    var a = /^-{0,1}\d*\.{0,1}\d+$/; 
    return (a.test(input)); 


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