Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

JavascriptµÝ¹éÓë¸÷ÖÖÑ­»·Ö´ÐÐЧÂʵıȽÏ

ÒÔÏ·ֱðÊÇÓõݹéºÍÁ½ÖÖÑ­»·¶Ôì³²¨ÄÇÆõÊýÁеļòµ¥ÊµÏÖ¡£(½á¹û½ö¹©²Î¿¼)
µÝ¹éµÄģʽ£º
function Fibonacci(num){
if(num <= 2){
return 1;
}else{
return Fibonacci(num - 1) + Fibonacci(num - 2)
}
}
var counter1 = new Counter();
Fibonacci(30);
counter1.show()
//Firefox Ͻá¹ûΪ413ºÁÃë
WhileÑ­»·µÄģʽ£º
function FibonacciWhile(number){
if(number>2){
var num1=num2=1,times=number-2,i=1;
while(i<=times){
result = num1+num2;
num1 = num2;
num2 = result;
i++;
}
return result;
}else if(number>0){
return 1;
}
}
var counter2 = new Counter();
FibonacciWhile(3000000);
counter2.show()
//Firefox Ͻá¹ûΪ530ºÁÃë

ForÑ­»·µÄģʽ£º
 function FibonacciFor(n){
if (n > 2) {
for (var i=1,f0=1,f1=1,times=n-2; i <= times; i++) {
currentFib = f0 + f1;
f0 = f1;
f1 = currentFib;
}
return currentFib;
}else if(n>0){
return 1;
}
}
var counter3 = new Counter();
FibonacciFor(3000000);
counter3.show()
//Firefox Ͻá¹ûΪ380ºÁÃë

µÝ¹éµ½30»¨ÁË410ºÁÃ룬WhileÑ­»·µ½3000000»¨ÁË530ºÁÃ룬¶øForÑ­»·Ëãµ½3000000Ö®»¨ÁË380ºÁÃë¡£
¶Ô±ÈһϾͿÉÒÔ¿´³ö£º
Ñ­»·µÄЧÂÊÊǵݹéµÄÉÏÍò±¶¡£
²»½öÈç´Ë£¬ÓõݹéÔÚÎҵĵçÄÔÖ»ÄÜËãµ½100ÒÔÄÚ£¬ÔÙ¶àFirefox¾Í»áÌøÌáʾ¿ò³öÀ´¡£
ËùÒÔµ±ÎÒÃÇд´úÂëµÄʱºò£¬ÄÜÓÃÑ­»·»¹ÊÇÓ¦¸Ã¶àÓÃÑ­»·.


Ïà¹ØÎĵµ£º

javascriptЧÂʾ­Ñé̸(Ò»)

±¾ÎÄÖ÷ÒªÊdzöÓÚÓÐÅóÓÑʹÓÃÎÒÔ­À´Ð´µÄautocompleteµÄJS¿Ø¼þ¡£µ±Êý¾ÝÁ¿´óµÄʱºò£¬»á³öÏÖЧÂʼ«ÆäÂýµÄÇé¿ö£¬ÎÒÔÚÕâ¶Îʱ¼ä×ö³öµÄһЩ²âÊÔÒ²¼°Ò»Ð©¾­Ñ飬Óë´ó¼Ò·ÖÏí£¬Èç¹ûÓдíµÄµØ·½£¬»¹ÇëÖ¸³ö¡£
¾­¹ý²âÊÔ£¬ÎÒÃǻᷢÏÖÈçϵÄÇé¿ö»òÕß˵µÄ½áÂÛ£¬Èç¹ûÄúµÄ²âÊÔ½á¹ûÓëÎҵIJ»·û£¬Çë˵Ã÷Ô­Òò£¬ÒÔ±ãÏ໥ѧϰ¡£
1£©µ±Ò»¸ö½Ï´óµÄHTML×Ö· ......

javascript php Ö®¼ä´«µÝ ÖÐÎÄ ±ÜÃâÂÒÂë

ÔÚjavascript´úÂëÖÐÓÃencodeURIComponent()º¯Êý´¦ÀíÖÐÎÄ×Ö·û´®£¬
JS´úÂ룺
<mce:script type=”text/javascript”><!--
string = encodeURIComponent(string);
location.href = index.php?keyword=’+string;
// --></mce:script>
PHP´úÂë:
<?php
$keyword = (isset($_GET ......

JavaScript ÅжÏä¯ÀÀÆ÷ÀàÐͼ°°æ±¾

$(document).ready(function() {
        var Sys = {};
        var ua = navigator.userAgent.toLowerCase();
        if (window.ActiveXObject)
        &nbs ......

½éÉÜÔõÑù½â¾öJavaScriptÒ³ÃæË¢ÐÂÓ뵯³ö´°¿ÚµÄÎÊÌâ¡£

¡¡½éÉÜÔõÑù½â¾öJavaScriptÒ³ÃæË¢ÐÂÓ뵯³ö´°¿ÚµÄÎÊÌâ¡£
¡¡¡¡1.ÎÞÌáʾˢÐÂÍøÒ³
¡¡¡¡´ó¼ÒÓÐûÓз¢ÏÖ£¬ÓÐÐ©ÍøÒ³£¬Ë¢ÐµÄʱºò£¬»áµ¯³öÒ»¸öÌáʾ´°¿Ú£¬µã“È·¶¨”²Å»áˢС£
¡¡¡¡¶øÓеÄÒ³Ãæ²»»áÌáʾ£¬²»µ¯³öÌáʾ´°¿Ú£¬Ö±½Ó¾ÍË¢ÐÂÁË.
¡¡¡¡Èç¹ûÒ³ÃæÃ»ÓÐform£¬Ôò²»»áµ¯³öÌáʾ´°¿Ú¡£Èç¹ûÒ³ÃæÓÐform±íµ¥£¬
¡¡¡¡a)< fo ......

javascript(JS)±íµ¥ÑéÖ¤´óÈ«

1:js ×Ö·û´®³¤¶ÈÏÞÖÆ¡¢ÅжÏ×Ö·û³¤¶È ¡¢jsÏÞÖÆÊäÈë¡¢ÏÞÖÆ²»ÄÜÊäÈë¡¢textarea ³¤¶ÈÏÞÖÆ 
2.:jsÅжϺº×Ö¡¢ÅжÏÊÇ·ñºº×Ö ¡¢Ö»ÄÜÊäÈ뺺×Ö
3:jsÅжÏÊÇ·ñÊäÈëÓ¢ÎÄ¡¢Ö»ÄÜÊäÈëÓ¢ÎÄ
4:jsÖ»ÄÜÊäÈëÊý×Ö,ÅжÏÊý×Ö¡¢ÑéÖ¤Êý×Ö¡¢¼ì²âÊý×Ö¡¢ÅжÏÊÇ·ñΪÊý×Ö¡¢Ö»ÄÜÊäÈëÊý×Ö
5:Ö»ÄÜÊäÈëÓ¢ÎÄ×Ö·ûºÍÊý×Ö
6: js emailÑéÖ¤ ¡¢js ÅÐ¶Ï ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ