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JS in Firefox key failure solution (not compatible with Firefox solution)

Source: Internet
Author: User
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<!doctype HTML Public "-//W3C//DTD XHTML 1.0 transitional//en" "http://www.w3.org/tr/xhtml1/dtd/ Xhtml1-transitional.dtd ""
<meta http-equiv= "Content-type" content= "text/html; charset=gb2312 "/>
<title> Web effects in Firefox key failure Solutions (incompatible Firefox) </title>
<script  language= "Web Effects"
 function mykeypress (evt) {   
 // Compatible IE and Firefox get keyboardevent object    
 evt = (evt)? EVT: ((window.event)? Window.event: "")
&N bsp;//compatible IE and Firefox get KeyboardEvent object's key value    
 var key = Evt.keycode?evt.keycode:evt.which;     
 if (evt.ctrlkey && (key = | | key = =)
 { 
  ;//Both CTRL and enter        
 //do something;   
 
 }
</script>

<body>
IE and Firefox get the keyboard value of different methods, you can understand, Firefox under the Event.which and IE under the event.keycode equivalent. About the difference between each other


<script type= "text/web Effects" >
by Maple Rock @iecn.net
function $ (s) {
return document.getElementById (s) document.getElementById (s): s;
}
function Viewkeyinfo (e) {
var currkey=0,caps tutorial lock=0;
var e=e| | Event
currkey=e.keycode| | e.which| | E.charcode;
Capslock=currkey >=65 && Currkey <=90;
$ ("type"). innerhtml=e[' type '];
$ ("Currkey"). Innerhtml=string.fromcharcode (Currkey);
$ ("decimal"). Innerhtml=currkey;
$ ("KeyCode"). innerhtml=e[' KeyCode '];
$ ("CharCode"). innerhtml=e[' CharCode '];
$ ("caps"). Innerhtml=capslock;
$ ("Shiftkey"). innerhtml=e[' Shiftkey '];
$ ("Ctrlkey"). innerhtml=e[' Ctrlkey '];
$ ("repeat"). innerhtml=e[' Repeat '];
$ ("which"). innerhtml=e[' which '];
}

Document.onkeypress= Viewkeyinfo;
</script>
<p> Please press any key to see the test effect:</p>
Type:<span id= "Type" ></span>

Current Key:<span id= "Currkey" ></span>

Decimal:<span id= "decimal" ></span>

Keycode:<span id= "KeyCode" ></span> <strong> Note: Under FF, KeyCode is always 0</strong>

Which:<span id= "which" ></span> <strong> Note: Under IE, which is always undefined; under opera, KeyCode and charcode have the same values. </strong>

Charcode:<span id= "CharCode" ></span> <strong> Note: Under IE, opera, charcode always for undefined; Under FF, the values of which and charcode are the same </strong>

Capital: <span id= "Caps" ></span>

Altkey:<span id= "Altkey" ></span>

Ctrlkey:<span id= "Ctrlkey" ></span>

Shiftkey:<span id= "Shiftkey" ></span>

Repeat:<span id= "Repeat" ></span>

<style type= "text/css Tutorials" media= "all" >
Body {color: #999; font:normal 14px Tahoma, XXFarEastFont-Arial, Geneva,arial,sans-serif;
span {color: #f00; font-weight:bold;padding:0 5px;}
Strong {color: #090; font-weight:normal;padding:0 5px;}
</style>

Test results:
Under IE:
>> Support KeyCode
>> does not support which and charcode, the values are undefined

Under Firefox:
>> supports keycode, except function keys, the other key values are always 0
>> supports which and charcode, the values are the same

Under Opera:
>> supports KeyCode and which, the values are the same
>> does not support charcode, value is undefined

</body>

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