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Number only

Posted By:shahin       Posted Date: November 03, 2008    Points: 10    Category: Javascript    URL: http://www.dotnetspark.com  

Below is the code to accept Number only in textbox. With this you can retrict user to enter only numeric value using javascript. You can call this function on "onkeypress" of textbox

  1. function isOnlyNumberKey(evt)
  2. {
  3.    var charCode = (evt.which) ? evt.which : event.keyCode;
  4.    if (charCode > 31 && (charCode < 48 || charCode > 57))
  5.    {
  6.     window.event.keyCode = 0;
  7.     return false;
  8.    }
  9.    else
  10.     return true;
  11. }


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