_javascript technique of KeyCode key code value table under JavaScript

Key code values for letters and numeric keys (keycode)
Key keypad key Code key key Code key key code
A J 83 1 49
B K-T 84 2 50
C L 85 3 51
D (M) 86 4 52
E-N-W 87 5 53
F X 88 6 54
G-P-Y 89 7 55
H, Q, eight, 90, 8, 56.
I 82 0 48 9 57



Key code value (keycode) function key value (keycode) for keys on numeric keypad
Key keypad key Code key key Code key key code
0 8 F1 112 F7 118
1 9 F2 113 F8 119
2 * F3 114 F9 120
3 + F4 F10 121
4 Enter 108 F5 116 F11 122
5 101-109 F6 117 F12 123
6 102. 110
7 103/111



Control key key code value (KeyCode)
Key keypad key Code key key Code key key code
BackSpace 8 Esc Right Arrow 39-_ 189
Tab 9 SPACEBAR Arrow .> 190
Clear Page up Insert 45/? 191
Enter Page down Delete 46 ' ~ 192
Shift End num Lock 144 [{219
Control Home 36;: 186 \| 220
Alt-Left Arrow 37 =+ 187} 221
Cape Lock up Arrow,< 188 ' "222