js捕捉鍵盤事件和按鍵鍵值的方法

2019-11-20 08:47:37

字體：大中小

來源：轉載

供稿：網友

如下所示：

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312" /><title>無標題文檔</title></head><script language="javascript" type="text/javascript">function test(){  alert('test');}function Hotkey(event, targetObj, ctrlKey, shiftKey, altKey, keycode){  if (targetObj && event.ctrlKey == ctrlKey && event.shiftKey == shiftKey && event.altKey == altKey && event.keyCode == keycode)    targetObj.click();}function fnKeyup(event){  var b = document.getElementById("myButton");  Hotkey(event, b, true, false, false, 13);}if (document.addEventListener){  document.addEventListener("keyup",fnKeyup,true);}else{  document.attachEvent("onkeyup",fnKeyup);}</script><body><input type="button" id="myButton" name="Submit" value="按鈕" onclick="test()" /></body></html>

js鍵盤鍵值

keycode  8 = BackSpace BackSpacekeycode  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

document.onkeydown = keydown;function keydown(){ var keycode = event.keyCode; if(keycode == 13) { alert("test"); }}<body onload="JavaScript:document.getElementById('textfield2').focus();">

以上就是小編為大家帶來的js捕捉鍵盤事件和按鍵鍵值的方法全部內容了，希望大家多多支持武林網~

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