[ת]JavaScriptÖеÄtrimº¯Êý
/**
* È¥³ý¶àÓà¿Õ¸ñº¯Êý
* trim:È¥³ýÁ½±ß¿Õ¸ñ lTrim:È¥³ý×ó¿Õ¸ñ rTrim: È¥³ýÓÒ¿Õ¸ñ
* Ó÷¨£º
* var str = " hello ";
* str = str.trim();
*/
String.prototype.trim = function()
{
return this.replace(/(^[\\s]*)|([\\s]*$)/g, "");
}
String.prototype.lTrim = function()
{
return this.replace(/(^[\\s]*)/g, "");
}
String.prototype.rTrim = function()
{
return this.replace(/([\\s]*$)/g, "");
}
Ïà¹ØÎĵµ£º
ÒªÏëд³ö¿çä¯ÀÀÆ÷µÄjavascript£¬¾Í±ØÐë¶®µÃÐá̽¼¼Êõ¡£ÕâÊÇä¯ÀÀÆ÷´óÕ½ÒÅÁôϵĴóµØÀ×£¬ÊÂÒÑÈç´Ë£¬Ö»ºÃÈÏÃü£¬¹Ô¹Ôд·ÖÖ§½á¹¹°É£¬º¯Êý¾ÍÊÇÕâÑù²»Öª²»¾õÖб䳤µÄ¡£
ÏÈ¿´µ¥Ò»ä¯ÀÀÆ÷µÄÅжϣ¬ÎÒÃÇûÓбØÐëÈ¥ÕÒnavigator.userAgentµÄÂé·³£¬ÎÒÔÚ¹úÍâµÄ²©¿ÍÍøÕ¾ÊÕ¼¯ÁËÈçÏÂhack£¬¶ÌС¾«º·£º
ie = !+"\v1" ;
ie ='\v'=='v' ; ......
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()
//Firefo ......
JavaScript ¿ò¼Ü±È½Ï
ÏÔÖøÔöÇ¿ JavaScript ¿ª·¢µÄ¿ò¼Ü¸ÅÀÀ
Joe Lennon, Èí¼þ¿ª·¢ÈËÔ±, ×ÔÓÉÖ°ÒµÕß
¼ò½é£º ÏÖ´ú Web Õ¾µãºÍ Web Ó¦ÓóÌÐòÇãÏòÓÚÒÀÀµ´óÁ¿¿Í»§¶Ë JavaScript À´Ìṩ·á¸»µÄ½»»¥¹¦ÄÜ£¬ÓÈÆäÊÇÒì²½ HTTP ÇëÇóµÄ³öÏÖʹµÃ²»Ë¢ÐÂÒ³Ãæ¾Í¿ÉÒÔ´Ó·þÎñÆ÷¶Ë½Å±¾»òÊý¾Ý¿âϵͳ·µ»ØÊý¾Ý»òÏìÓ¦¡£ÔÚ±¾ÎÄÖУ¬Äú½«Á˽âÈçº ......
http://blog.csdn.net/jiangfeng861016/archive/2009/12/18/5028620.aspx
º¯ÊýÊǽøÐÐÄ£¿é»¯³ÌÐòÉè¼ÆµÄ»ù´¡£¬±àд¸´ÔÓµÄAjaxÓ¦ÓóÌÐò£¬±ØÐë¶Ôº¯ÊýÓиüÉîÈëµÄÁ˽⡣JavaScriptÖеĺ¯Êý²»Í¬ÓÚÆäËûµÄÓïÑÔ£¬Ã¿¸öº¯Êý¶¼ÊÇ×÷Ϊһ¸ö¶ÔÏó±»Î¬»¤ºÍÔËÐеġ£Í¨¹ýº¯Êý¶ÔÏóµÄÐÔÖÊ£¬¿ÉÒԺܷ½±ãµÄ½«Ò»¸öº¯Êý¸³Öµ¸øÒ»¸ö±äÁ¿»òÕß½«º¯Êý×÷Ϊ²Î ......