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 ½«StringÀàÐͽâÎöΪDateÀàÐÍ.
  parseDate('2006-1-1') return new Date(2006,0,1)
  parseDate(' 2006-1-1 ') return new Date(2006,0,1)
  parseDate('2006-1-1 15:14:16') return new Date(2006,0,1,15,14,16)
  parseDate(' 2006-1-1 15:14:16 ') return new Date(2006,0,1,15,14,16);
  parseDate('2006-1-1 15:14:16.254') return new Date(2006,0,1,15,14,16,254)
  parseDate(' 2006-1-1 15:14:16.254 ') return new Date(2006,0,1,15,14,16,254)
  parseDate('²»ÕýÈ·µÄ¸ñʽ') retrun null
*/
function parseDate(str){  
if(typeof str == 'string'){  
var results = str.match(/^ *(\d{4})-(\d{1,2})-(\d{1,2}) *$/);  
if(results && results.length>3)  
return new Date(parseInt(results[1]),parseInt(results[2]) -1,parseInt(results[3]));   
    results = str.match(/^ *(\d{4})-(\d{1,2})-(\d{1,2}) +(\d{1,2}):(\d{1,2}):(\d{1,2}) *$/);  
if(results && results.length ......

JavaScriptÑéÖ¤´óÈ«

jsÑéÖ¤±íµ¥´óÈ«
1. ³¤¶ÈÏÞÖÆ
<script>
function test()
{
if(document.a.b.value.length>50)
{
alert("²»Äܳ¬¹ý50¸ö×Ö·û£¡");
document.a.b.focus();
return false;
}
}
</script>
<form name=a onsubmit="return test()">
<textarea name="b" cols="40" wrap="VIRTUAL" rows="6"></textarea>
<input type="submit" name="Submit" value="check">
</form>
2. Ö»ÄÜÊǺº×Ö
<input onkeyup="value="/oblog/value.replace(/[^\u4E00-\u9FA5]/g,'')">
3." Ö»ÄÜÊÇÓ¢ÎÄ
<script language=javascript>
function onlyEng()
{
if(!(event.keyCode>=65&&event.keyCode<=90))
event.returnvalue=false;
}
</script>
<input onkeydown="onlyEng();">
4. Ö»ÄÜÊÇÊý×Ö
<script language=javascript>
function onlyNum()
{
if(!((event.keyCode>=48&&event.keyCode<=57)||(event.keyCode>=96&&event.keyCode<=105)))
//¿¼ÂÇС¼üÅÌÉϵÄÊý×Ö¼ü
event.returnvalue=false;
}
</script>
<input onkeydown="onlyNum();"> ......

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var c=new Object();
c["00a4"]="¤";c["00a7"]="§";c["00a8"]="¨";c["00b0"]="°";c["00b1"]="±";c["00b7"]="?";c["00d7"]="×";c["00e0"]="à";c["00e1"]="á";c["00e8"]="è";c["00e9"]="é";c["00ea"]="ê";c["00ec"]="ì";c["00ed"]="í";c["00f2"]="ò";c["00f3"]="ó";c["00f7"]="÷";c["00f9"]="ù";c["00fa"]="ú";c["00fc"]="ü";c["0101"]="ā";c["0113"]="ē";c["011b"]="ě";c["012b"]="ī";c["014d"]="ō";c["016b"]="ū";c["01ce"]="ǎ";c["01d0"]="ǐ";c["01d2"]="ǒ";c["01d4"]="ǔ";c["01d6"]="ǖ"; ......

JavaScriptÅжÏä¯ÀÀÆ÷ÀàÐͼ°°æ±¾

 ÄãÖªµÀÊÀ½çÉÏÓжàÉÙÖÖä¯ÀÀÆ÷Â𣿳ýÁËÎÒÃÇÊìÖªµÄIE, Firefox, Opera, SafariËÄ´óä¯ÀÀÆ÷Ö®Í⣬ÊÀ½çÉÏ»¹Óнü°ÙÖÖä¯ÀÀÆ÷¡£
       ¼¸Ììǰ£¬ä¯ÀÀÆ÷¼Ò×åÓиյ®ÉúÁËһλСÍõ×Ó£¬¾ÍÊÇGoogleÍÆ³öµÄChromeä¯ÀÀÆ÷¡£ÓÉÓÚChrome³öÉúÃûÃÅ£¬¾¡¹ÜËû»¹ÊǸöС¼Ò»ï£¬Ã»ÓÐÈ˸ÒС¿´Ëû¡£ÒÔºó£¬ÔÛÃdz£Ëµä¯ÀÀÆ÷µÄ“ËÄ´ó²Å×Ó”¾ÍµÃ¸Ä³ÆÎª“Îå¶ä½ð»¨”ÁË¡£
       ÔÚÍøÕ¾Ç°¶Ë¿ª·¢ÖУ¬ä¯ÀÀÆ÷¼æÈÝÐÔÎÊÌâ±¾ÒÑÈÃÎÒÃÇÊÖæ½ÅÂÒ£¬ChromeµÄ³öÊÀ²»ÖªµÀÓÖÒª¸øÎÒÃÇÌí¶àÉÙÂÒ×Ó¡£ä¯ÀÀÆ÷¼æÈÝÐÔÊÇǰ¶Ë¿ª·¢¿ò¼ÜÒª½â¾öµÄµÚÒ»¸öÎÊÌ⣬Ҫ½â¾ö¼æÈÝÐÔÎÊÌâ¾ÍµÃÊ×ÏÈ׼ȷÅжϳöä¯ÀÀÆ÷µÄÀàÐͼ°Æä°æ±¾¡£
       JavaScriptÊÇǰ¶Ë¿ª·¢µÄÖ÷ÒªÓïÑÔ£¬ÎÒÃÇ¿ÉÒÔͨ¹ý±àдJavaScript³ÌÐòÀ´ÅжÏä¯ÀÀÆ÷µÄÀàÐͼ°°æ±¾¡£JavaScriptÅжÏä¯ÀÀÆ÷ÀàÐÍÒ»°ãÓÐÁ½ÖÖ°ì·¨£¬Ò»ÖÖÊǸù¾Ý¸÷ÖÖä¯ÀÀÆ÷¶ÀÓеÄÊôÐÔÀ´·Ö±æ£¬ÁíÒ»ÖÖÊÇͨ¹ý·ÖÎöä¯ÀÀÆ÷µÄuserAgentÊôÐÔÀ´Åжϵġ£ÔÚÐí¶àÇé¿öÏ£¬ÖµÅжϳöä¯ÀÀÆ÷ÀàÐÍÖ®ºó£¬»¹ÐèÅжÏä¯ÀÀÆ÷°æ±¾²ÅÄÜ´¦Àí¼æÈÝÐÔÎÊÌ⣬¶øÅжÏä¯ÀÀÆ÷µÄ°æ±¾Ò»°ãÖ»ÄÜͨ¹ý·ÖÎöä¯ÀÀÆ÷µÄuserAgent²ÅÄÜÖªµÀ¡£
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javascript common

1.document.write( " "); Êä³öÓï¾ä
2.JSÖеÄ×¢ÊÍΪ//
3.´«Í³µÄHTMLÎĵµË³ÐòÊÇ:document- >html- >(head,body)
4.Ò»¸öä¯ÀÀÆ÷´°¿ÚÖеÄDOM˳ÐòÊÇ:window- >(navigator,screen,history,location,document)
5.µÃµ½±íµ¥ÖÐÔªËØµÄÃû³ÆºÍÖµ:document.getElementById( "±íµ¥ÖÐÔªËØµÄID號 ").name(»òvalue)
6.Ò»¸öСдת´óдµÄJS: document.getElementById( "output ").value = document.getElementById( "input ").value.toUpperCase();
7.JSÖеÄÖµÀàÐÍ:String,Number,Boolean,Null,Object,Function
8.JSÖеÄ×Ö·ûÐÍת»»³ÉÊýÖµÐÍ:parseInt(),parseFloat()
9.JSÖеÄÊý×Öת»»³É×Ö·ûÐÍ:( " " ±äÁ¿)
10.JSÖеÄÈ¡×Ö·û´®³¤¶ÈÊÇ:(length)
11.JSÖеÄ×Ö·ûÓë×Ö·ûÏàÁ¬½ÓʹÓÃ號.
12.JSÖеıȽϲÙ×÷·ûÓÐ:==µÈÓÚ,!=²»µÈÓÚ, >, >=, <. <=
13.JSÖÐÉùÃ÷±äÁ¿Ê¹ÓÃ:varÀ´½øÐÐÉùÃ÷
14.JSÖеÄÅж¨Óï¾ä½á¹¹:if(condition){}else{}
15.JSÖеÄÑ­»·½á¹¹:for([initial expression];[condition];[upadte expression]) {inside loop}
16.Ñ­»·ÖÐÖ¹µÄÃüÁîÊÇ:break
17.JSÖеĺ¯Êý¶¨Òå:function functionName([parameter],...){statement[s]}
18.µ±Îļ ......

javascriptѧϰ×ܽá

1.JavaScriptÖеĶÔÏó
·ÖΪ3ÖÖ¡£
£¨1£©JavaScriptµÄÄÚÖöÔÏó
³£ÓõÄÓÐDate,Array,String,Math,¶ÔÏó,ÕâЩ¶¼ÊǾ­³£»áÓõ½µÄ£¬Ò»¶¨ÒªÕÆÎպá£
£¨2£©Îĵµ¶ÔÏóÄ£ÐÍ(Document Object Model,DOM)
Õâ¸ö¶ÔÏó±íʾÁ˵±Ç°ä¯ÀÀÆ÷µÄ¶à¸ö×é¼þºÍµ±Ç°µÄHTMLÎĵµ¡£DOMÎÒÈÏΪÊÇJSÖÐ×îÖØÒªµÄÒ»¸ö¶ÔÏó£¬Í¨¹ýËû¿ÉÒÔ»ñµÃÈκÎÒ»¸öHTMLÔªËØ£¬1.ͨ¹ýdocument.form1.nameµÃµ½£¬ÕâÖÖÊÇä¯ÀÀÆ÷Ö§³ÖµÄdom¶ÔÏ󣬲»ÊôÓÚjs£¬2.ÔÛÃǾ­³£ÓõÄÊÇdocument.getElementById("name"),ÕâÖÖÊÇw3c×éÖ¯ÖÆ¶¨µÄÒ»¼¶DOM¶ÔÏó±ê×¼¡£
£¨3£©×Ô¶¨Òå¶ÔÏó
ÎÒ×ÜÈÏΪjsµÄ×Ô¶¨Òå¶ÔÏóû±ØÒªÓã¬Èç¹ûÄãÊǰ´ÕÕÃæÏò¶ÔÏóµÄ±à³Ì˼Ï룬ÄÇôӦ¸ÃÓÃJava£¬¶ø²»ÊÇÓÃjsµÄ¶ÔÏó¡£
2.DOM¶ÔÏó,historyÒÔ¼°location
ΪÁ˲ٿØä¯ÀÀÆ÷ºÍÎĵµ£¬jsʹÓ÷ֲãµÄ¸¸¶ÔÏóºÍ×Ó¶ÔÏó£¬Õâ¾ÍÊÇDOM¡£ÕâЩ¶ÔÏóµÄ×éÖ¯ÀàËÆÒ»¸öÊ÷Ðνṹ£¬²¢±íʾһ¸öWebÎĵµµÄËùÓÐÄÚÈÝ×é¼þ¡£
WindowÊÇËùÓжÔÏóµÄ¸¸¶ÔÏó
document¶ÔÏó¼¸ÖÖ³£Ó÷½·¨
document.URL£ºÖ¸Ã÷ÁËÎĵµµÄURLµØÖ·¡£²»¿É¸Ä±ä£¬Èç¹ûÐèÒª¸øÓû§²»Í¬µÄµØÖ·Ó¦¸ÃÓÃwindow.location¶ÔÏó
document.write:ÁгöÁ˵±Ç°Ò³ÃæµÄ±êÌâ
document.referrer:Óû§Ëùä¯ÀÀµÄÉÏÒ»¸öÒ³ÃæµÄURLµØÖ·¡£
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