$(document).keydown(function(e){
alert(e.keyCode)
})
Key | Code | backspace | 8 | tab | 9 | enter | 13 | shift | 16 | ctrl | 17 | alt | 18 | pause/break | 19 | caps lock | 20 | escape | 27 | page up | 33 | page down | 34 | end | 35 | home | 36 | left arrow | 37 | up arrow | 38 | right arrow | 39 | down arrow | 40 | insert | 45 | delete | 46 | 0 | 48 | 1 | 49 | 2 | 50 | 3 | 51 | 4 | 52 | 5 | 53 | 6 | 54 | 7 | 55 | 8 | 56 | 9 | 57 | a | 65 | b | 66 | c | 67 | d | 68 |
| | Key | Code | e | 69 | f | 70 | g | 71 | h | 72 | i | 73 | j | 74 | k | 75 | l | 76 | m | 77 | n | 78 | o | 79 | p | 80 | q | 81 | r | 82 | s | 83 | t | 84 | u | 85 | v | 86 | w | 87 | x | 88 | y | 89 | z | 90 | left window key | 91 | right window key | 92 | select key | 93 | numpad 0 | 96 | numpad 1 | 97 | numpad 2 | 98 | numpad 3 | 99 | numpad 4 | 100 | numpad 5 | 101 | numpad 6 | 102 | numpad 7 | 103 |
| | Key | Code | numpad 8 | 104 | numpad 9 | 105 | multiply | 106 | add | 107 | subtract | 109 | decimal point | 110 | divide | 111 | f1 | 112 | f2 | 113 | f3 | 114 | f4 | 115 | f5 | 116 | f6 | 117 | f7 | 118 | f8 | 119 | f9 | 120 | f10 | 121 | f11 | 122 | f12 | 123 | num lock | 144 | scroll lock | 145 | semi-colon | 186 | equal sign | 187 | comma | 188 | dash | 189 | period | 190 | forward slash | 191 | grave accent | 192 | open bracket | 219 | back slash | 220 | close braket | 221 | single quote | |
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