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ÓÃarguments¶ÔÏó¼ì²â´«µÝ¸øº¯ÊýµÄ²ÎÊý¸öÊý£ºarguments.length
function test(){
    if(arguments.length == 1)
        alert(arguments[0] + "£¬ÄãºÃ");
    else if(arguments.length == 2)
        alert(arguments[0] + "," + arguments[1] + "£¬ÄãÃǺÃ")
    else
        alert("´ó¼ÒºÃ");   
}
test();   //Êä³ö: ´ó¼ÒºÃ
test("a");  //Êä³ö: a£¬ÄãºÃ
test("a","b");  //Êä³ö: a,b,ÄãÃǺÃ
test("a","b","c","d");  //Êä³ö: ´ó¼ÒºÃ


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flex ºÍjavascript»¥Ïàµ÷Óá£
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    ExternalInterface.call("alert","hello");
   "hello"¾ÍÊÇ×÷Ϊalertµ ......

JavaScriptÅжÏä¯ÀÀÆ÷ÀàÐͼ°°æ±¾

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    <script type="text/javascript">
       ......

JavaScriptÕýÔò±í´ïʽ

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//УÑéÊÇ·ñÈ«ÓÉÊý×Ö×é³É
function isDigit(s)
{
var patrn=/^[0-9]{1,20}$/;
if (!patrn.exec(s)) return false
return true
}
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javascript parseInt is broken

javascript parseInt is broken
I was debugging some strange errors in a date conversion function I was writing, and I stumbled upon something that amazed me... a strange bug in parseInt
>>>parseInt('06')
6
>>>parseInt('07')
7
>>>parseInt('08')
0
>>>parseInt ......
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