In this blog post, I will show how to get the value of keycode using a simple javascript code. Apart from this, I will also provide the list of keycode mapping
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=windows-1252">
    <title>Find KeyCode</title>
    <script language="JavaScript">
        function TriggeredKey(e) {
            var keycode;
            if (window.event) keycode = window.event.keyCode;
            alert("keycode: " + keycode);
        }
    </script>
</head>
<body onkeydown="TriggeredKey(this)">
</body>
</html>
Special Keyboard Key(s) Code
| KeyCode | |
|---|---|
| Backspace | 8 | 
| Tab | 9 | 
| Enter | 13 | 
| Shift | 16 | 
| Ctrl | 17 | 
| Alt | 18 | 
| Pause/Break | 19 | 
| Caps Lock | 20 | 
| Esc | 27 | 
| Page Up | 33 | 
| Page Down | 34 | 
| End | 35 | 
| Home | 36 | 
| Left Arrow | 37 | 
| Print Screen | 44 | 
| Delete | 46 | 
| F1 | 112 | 
| F2 | 113 | 
| F3 | 114 | 
| F4 | 115 | 
| F5 | 116 | 
| F6 | 117 | 
| F7 | 118 | 
| F8 | 119 | 
| F9 | 120 | 
| F10 | 121 | 
| F11 | 122 | 
| F12 | 123 |