js通过keyCode值判断单击键盘上某个键,然后触发指定的事件

发布时间:2016-12-10 14:52:00 编辑:www.fx114.net 分享查询网我要评论
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 当单击按键时触发事件    document.onkeydown = function (e) {             e = e || event;             if (e.keyCode == 13) {  //判断是否单击的enter按键(回车键)                 document.getElementByIdx_x_x("txtid").click();                 return false;             }    } 解释:keycode的值表示对应键盘的那个键 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 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

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