键盘按下 keyCode 的值

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<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<script type="text/javascript" language=JavaScript>
document.onkeydown=function(event){
var e = event || window.event || arguments.callee.caller.arguments[0];
console.log(e);
if(e && e.keyCode==27){ // 按 Esc
//要做的事情
alert("esc");
}
if(e && e.keyCode==113){ // 按 F2
//要做的事情
alert("f2");
}
if(e && e.keyCode==13){ // enter 键
//要做的事情
alert("Enter");
}
if (e.keyCode == 86 && e.ctrlKey) {
alert("ctrl+V");
}
};
</script>
</head>
<body>
</body>
</html>

技术分享图片

 

 

js 里面的键盘事件经常用到的 记录一下
keyCode 8 = BackSpace BackSpace
keyCode 9 = Tab Tab
keyCode 12 = Clear
keyCode 13 = Enter
keyCode 16 = Shift_L
keyCode 17 = Control_L
keyCode 18 = Alt_L
keyCode 19 = Pause
keyCode 20 = Caps_Lock
keyCode 27 = Escape Escape
keyCode 32 = space
keyCode 33 = Prior
keyCode 34 = Next
keyCode 35 = End
keyCode 36 = Home
keyCode 37 = Left
keyCode 38 = Up
keyCode 39 = Right
keyCode 40 = Down
keyCode 41 = Select
keyCode 42 = Print
keyCode 43 = Execute
keyCode 45 = Insert
keyCode 46 = Delete
keyCode 47 = Help
keyCode 48 = 0 equal braceright
keyCode 49 = 1 exclam onesuperior
keyCode 50 = 2 quotedbl twosuperior
keyCode 51 = 3 section threesuperior
keyCode 52 = 4 dollar
keyCode 53 = 5 percent
keyCode 54 = 6 ampersand
keyCode 55 = 7 slash braceleft
keyCode 56 = 8 parenleft bracketleft
keyCode 57 = 9 parenright bracketright
keyCode 65 = a A
keyCode 66 = b B
keyCode 67 = c C
keyCode 68 = d D
keyCode 69 = e E EuroSign
keyCode 70 = f F
keyCode 71 = g G
keyCode 72 = h H
keyCode 73 = i I
keyCode 74 = j J
keyCode 75 = k K
keyCode 76 = l L
keyCode 77 = m M mu
keyCode 78 = n N
keyCode 79 = o O
keyCode 80 = p P
keyCode 81 = q Q at
keyCode 82 = r R
keyCode 83 = s S
keyCode 84 = t T
keyCode 85 = u U
keyCode 86 = v V
keyCode 87 = w W
keyCode 88 = x X
keyCode 89 = y Y
keyCode 90 = z Z
keyCode 96 = KP_0 KP_0
keyCode 97 = KP_1 KP_1
keyCode 98 = KP_2 KP_2
keyCode 99 = KP_3 KP_3
keyCode 100 = KP_4 KP_4
keyCode 101 = KP_5 KP_5
keyCode 102 = KP_6 KP_6
keyCode 103 = KP_7 KP_7
keyCode 104 = KP_8 KP_8
keyCode 105 = KP_9 KP_9
keyCode 106 = KP_Multiply KP_Multiply
keyCode 107 = KP_Add KP_Add
keyCode 108 = KP_Separator KP_Separator
keyCode 109 = KP_Subtract KP_Subtract
keyCode 110 = KP_Decimal KP_Decimal
keyCode 111 = KP_Divide KP_Divide
keyCode 112 = F1
keyCode 113 = F2
keyCode 114 = F3
keyCode 115 = F4
keyCode 116 = F5
keyCode 117 = F6
keyCode 118 = F7
keyCode 119 = F8
keyCode 120 = F9
keyCode 121 = F10
keyCode 122 = F11
keyCode 123 = F12
keyCode 124 = F13
keyCode 125 = F14
keyCode 126 = F15
keyCode 127 = F16
keyCode 128 = F17
keyCode 129 = F18
keyCode 130 = F19
keyCode 131 = F20
keyCode 132 = F21
keyCode 133 = F22
keyCode 134 = F23
keyCode 135 = F24
keyCode 136 = Num_Lock
keyCode 137 = Scroll_Lock
keyCode 187 = acute grave
keyCode 188 = comma semicolon
keyCode 189 = minus underscore
keyCode 190 = period colon
keyCode 192 = numbersign apostrophe
keyCode 210 = plusminus hyphen macron
keyCode 211 =
keyCode 212 = copyright registered
keyCode 213 = guillemotleft guillemotright
keyCode 214 = masculine ordfeminine
keyCode 215 = ae AE
keyCode 216 = cent yen
keyCode 217 = questiondown exclamdown
keyCode 218 = onequarter onehalf threequarters
keyCode 220 = less greater bar
keyCode 221 = plus asterisk asciitilde
keyCode 227 = multiply division
keyCode 228 = acircumflex Acircumflex
keyCode 229 = ecircumflex Ecircumflex
keyCode 230 = icircumflex Icircumflex
keyCode 231 = ocircumflex Ocircumflex
keyCode 232 = ucircumflex Ucircumflex
keyCode 233 = ntilde Ntilde
keyCode 234 = yacute Yacute
keyCode 235 = oslash Ooblique
keyCode 236 = aring Aring
keyCode 237 = ccedilla Ccedilla
keyCode 238 = thorn THORN
keyCode 239 = eth ETH
keyCode 240 = diaeresis cedilla currency
keyCode 241 = agrave Agrave atilde Atilde
keyCode 242 = egrave Egrave
keyCode 243 = igrave Igrave
keyCode 244 = ograve Ograve otilde Otilde
keyCode 245 = ugrave Ugrave
keyCode 246 = adiaeresis Adiaeresis
keyCode 247 = ediaeresis Ediaeresis
keyCode 248 = idiaeresis Idiaeresis
keyCode 249 = odiaeresis Odiaeresis
keyCode 250 = udiaeresis Udiaeresis
keyCode 251 = ssharp question backslash
keyCode 252 = asciicircum degree
keyCode 253 = 3 sterling
keyCode 254 = Mode_switch


使用event对象的keyCode属性判断输入的键值
eg:if(event.keyCode==13)alert(“enter!”);
键值对应表

A  0X65  U   0X85
B  0X66  V   0X86
C  0X67  W   0X87
D  0X68  X   0X88
E  0X69  Y   0X89
F  0X70  Z   0X90
G  0X71  0   0X48
H  0X72  1   0X49
I  0X73  2   0X50
J  0X74  3   0X51
K  0X75  4   0X52
L  0X76  5   0X53
M  0X77  6   0X54
N  0X78  7   0X55
O  0X79  8   0X56
P  0X80  9   0X57
Q  0X81 ESC  0X1B
R  0X82 CTRL  0X11
S  0X83 SHIFT 0X10
T  0X84 ENTER 0XD

---------------------
作者:光阴迷客
来源:CSDN
原文:https://blog.csdn.net/changqing5818/article/details/50037607 

 

Keycode常数表

--------------------------------------------------------------------------------

可在代码中的任何地方用下列常数代替实际值:

常数 值 描述 
vbKeyLButton 0x1 鼠标左键 
vbKeyRButton 0x2 鼠标右键 
vbKeyCancel 0x3 CANCEL 键 
vbKeyMButton 0x4 鼠标中键 
vbKeyBack 0x8 BACKSPACE 键 
vbKeyTab 0x9 TAB 键 
vbKeyClear 0xC CLEAR 键 
vbKeyReturn 0xD ENTER 键 
vbKeyShift 0x10 SHIFT 键 
vbKeyControl 0x11 CTRL 键 
vbKeyMenu 0x12 MENU 键 
vbKeyPause 0x13 PAUSE 键 
vbKeyCapital 0x14 CAPS LOCK 键 
vbKeyEscape 0x1B ESC 键 
vbKeySpace 0x20 SPACEBAR 键 
vbKeyPageUp 0x21 PAGE UP 键 
vbKeyPageDown 0x22 PAGE DOWN 键 
vbKeyEnd 0x23 END 键 
vbKeyHome 0x24 HOME 键 
vbKeyLeft 0x25 LEFT ARROW 键 
vbKeyUp 0x26 UP ARROW 键 
vbKeyRight 0x27 RIGHT ARROW 键 
vbKeyDown 0x28 DOWN ARROW 键 
vbKeySelect 0x29 SELECT 键 
vbKeyPrint 0x2A PRINT SCREEN 键 
vbKeyExecute 0x2B EXECUTE 键 
vbKeySnapshot 0x2C SNAPSHOT 键 
vbKeyInsert 0x2D INSERT 键 
vbKeyDelete 0x2E DELETE 键 
vbKeyHelp 0x2F HELP 键 
vbKeyNumlock 0x90 NUM LOCK 键 


A 至 Z 键与 A – Z 字母的 ASCII 码相同:

常数 值 描述 
vbKeyA 65 A 键 
vbKeyB 66 B 键 
vbKeyC 67 C 键 
vbKeyD 68 D 键 
vbKeyE 69 E 键 
vbKeyF 70 F 键 
vbKeyG 71 G 键 
vbKeyH 72 H 键 
vbKeyI 73 I 键 
vbKeyJ 74 J 键 
vbKeyK 75 K 键 
vbKeyL 76 L 键 
vbKeyM 77 M 键 
vbKeyN 78 N 键 
vbKeyO 79 O 键 
vbKeyP 80 P 键 
vbKeyQ 81 Q 键 
vbKeyR 82 R 键 
vbKeyS 83 S 键 
vbKeyT 84 T 键 
vbKeyU 85 U 键 
vbKeyV 86 V 键 
vbKeyW 87 W 键 
vbKeyX 88 X 键 
vbKeyY 89 Y 键 
vbKeyZ 90 Z 键 


0 至 9 键与数字 0 – 9 的 ASCII 码相同:

常数 值 描述 
vbKey0 48 0 键 
vbKey1 49 1 键 
vbKey2 50 2 键 
vbKey3 51 3 键 
vbKey4 52 4 键 
vbKey5 53 5 键 
vbKey6 54 6 键 
vbKey7 55 7 键 
vbKey8 56 8 键 
vbKey9 57 9 键 


下列常数代表数字键盘上的键:

常数 值 描述 
vbKeyNumpad0 0x60 0 键 
vbKeyNumpad1 0x61 1 键 
vbKeyNumpad2 0x62 2 键 
vbKeyNumpad3 0x63 3 键 
vbKeyNumpad4 0x64 4 键 
vbKeyNumpad5 0x65 5 键 
vbKeyNumpad6 0x66 6 键 
vbKeyNumpad7 0x67 7 键 
vbKeyNumpad8 0x68 8 键 
vbKeyNumpad9 0x69 9 键 
vbKeyMultiply 0x6A MULTIPLICATION SIGN (*) 键 
vbKeyAdd 0x6B PLUS SIGN (+) 键 
vbKeySeparator 0x6C ENTER 键 
vbKeySubtract 0x6D MINUS SIGN (-) 键 
vbKeyDecimal 0x6E DECIMAL POINT (.) 键 
vbKeyDivide 0x6F DIVISION SIGN (/) 键 


下列常数代表功能键:

常数 值 描述 
vbKeyF1 0x70 F1 键 
vbKeyF2 0x71 F2 键 
vbKeyF3 0x72 F3 键 
vbKeyF4 0x73 F4 键 
vbKeyF5 0x74 F5 键 
vbKeyF6 0x75 F6 键 
vbKeyF7 0x76 F7 键 
vbKeyF8 0x77 F8 键 
vbKeyF9 0x78 F9 键 
vbKeyF10 0x79 F10 键 
vbKeyF11 0x7A F11 键 
vbKeyF12 0x7B F12 键 
vbKeyF13 0x7C F13 键 
vbKeyF14 0x7D F14 键 
vbKeyF15 0x7E F15 键 
vbKeyF16 0x7F F16 键

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