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var o = ['Äã', 'da', 'Äã', 123, 'fm', 'fm', 'da', 123, 'fm', 123];
var n = [];
var s = -1;
var t = null;
o.sort();

for(var i = 0; i < o.length; i++)
{
if(o[i] != t)
{
s += 1;
n[s] = [];
}
n[s][n[s].length] = t = o[i];
}
for(var i = 0; i < n.length; i++)
{
alert(n[i]);
}


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Ô­Ö·£ºhttp://www.dreamdu.com/blog/2008/10/19/json_in_javascript/
JavaScriptÖеÄJSON
×÷ÕߣºDouglas Crockford
Ô­ÎÄÍøÖ·£ºhttp://www.json.org/js.html
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JavaScriptÕâÖÖ±à³ÌÓïÑÔÊ×ÒªµÄÄ¿µÄÊÇΪNetscape NavigatorÌṩһÖÖÒ³Ãæ½Å±¾ÓïÑÔ¡£ËüÈÔ±»ÆÕ±éµÄÈÏΪÊÇJavaµÄÒ»¸ö×Ó¼¯£¬µ«ÊÂʵ²¢·ÇÈç´Ë¡£ËüÊ ......

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 µÚÒ»ÖÖ£¬ÀûÓÃmath.round 
   var original=28.453
1) //round "original" to two decimals
var result=Math.round(original*100)/100;  //returns 28.45
2) // round "original" to 1 dec ......

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event.srcElement.tagName
event.srcElement.type
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event.srcElement.setCapture(); 
event.srcElement.releaseCapture(); 
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event.keyCode
event.shiftKey
event.altKey
event.ctrlKey
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event.returnValue
Êó±êλÖÃ
event.x
event.y
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Javascript ´¦Àí Ctrl+s ºÍ Tab °´¼üÏìӦʼþ

getkey ÓÃÓÚ»ñµÃ°´¼üµÄÏàÓ¦´úÂë, getevÓÃÓÚ»ñµÃÏìӦʼþ
<script>
    function getkey(e)
    {
        var key;
        if(document.all)
        {
      ......
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