Friday, 19 October 2012

numeric validation in javascript

  function ChkIsNumber(source,arguments)
    {
        arguments.IsValid=IsNumeric(arguments.Value);
    }


    function IsNumeric(sText)
    {
        var pt="^\d+$";
       var ValidChars = "0123456789.";
       var IsNumber=true;
       var Char;
       for (i = 0; i < sText.length && IsNumber == true; i++)
       {
          Char = sText.charAt(i);
          if (ValidChars.indexOf(Char) == -1)
          {
             IsNumber = false;
          }
       }
       return IsNumber;
  
   }

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