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I am trying to restrict the user input to ascii characters. It works on regular keypad, but doesn't work when I press keys on numeric keypad. I tried event.keycode and event.which both result the same. How do I get the correct code? Here is the link: http://jsfiddle.net/rg85Y/1/

Here is the html:

<html>
<head>
<script type="text/javascript" src="http://code.jquery.com/jquery-1.7.1.js"></script>
</head>
<body>
    <input id="validateMe" type="text" />
</body>​

Here is the javascript:

$("#validateMe").keydown(function(event) {
        // Allow: backspace, delete, tab, escape, and enter
        if ( event.keyCode == 46 || event.keyCode == 8 || event.keyCode == 9 || event.keyCode == 27 || event.keyCode == 13 || 
             // Allow: Ctrl+A
            (event.keyCode == 65 && event.ctrlKey === true) || 
             // Allow: home, end, left, right
            (event.keyCode >= 35 && event.keyCode <= 39)) {
                 // let it happen, don't do anything
                 return;
        }
        else {
            // Allow only permitted chars
            var chr = String.fromCharCode( event.keyCode );
            alert(chr);
            if( !(/^[a-zA-Z\s'-]*$/.test(chr)) ) {
                event.preventDefault();
            }
        }
});​
Kiran
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  • If not included, here are ascii codes for numeric keyboard Numbpad 0 96 Numbpad 1 97 Numbpad 2 98 Numbpad 3 99 Numbpad 4 100 Numbpad 5 101 Numbpad 6 102 Numbpad 7 103 Numbpad 8 104 Numbpad 9 105 Multiply 106 Add 107 Enter 13 Subtract 109 Decimal 110 Divide 111 – Miljan Puzović Jul 31 '12 at 19:30
  • Sure I can see that in debugger, but how do I get the ascii code for number 0 from numericpad keycode? – Kiran Jul 31 '12 at 19:31

0 Answers0