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

JavaScriptÖÐÒ»µãÈÃÈ˺ܲ»Àí½âµÄµØ·½

Õâ¸öµØ·½¾ÍÊÇΪʲôËüµÄStringÀàÐͲ»Ö±½ÓÌṩһ¸ötrim·½·¨ÄØ£¿
Ϊʲôÿ´Î¶¼ÒªÐ´ÕâÑùÒ»¾ä»°ÄØ£¿
String.prototype.trim=function(){return this.replace(/(^\s*)|(\s*$)/g,"");}
ÕâÑùÓÐÒâ˼Âð£¿
JavaScriptÖй涨һ¸öÕâÑùµÄ·½·¨»áËÀ°¡£¿


Ïà¹ØÎĵµ£º

JavaScript¾«´â¶ÁÊé±Ê¼Ç(5)

µÚ5Õ  ¼Ì³Ð
ÔÚÄÇЩ»ùÓÚÀàµÄÓïÑÔ£¨±ÈÈçJava£©ÖУ¬¼Ì³Ð£¨inheritance»òextends£©ÌṩÁËÁ½¸öÓÐÓõķþÎñ¡£Ê×ÏÈ£¬ËüÊÇ´úÂëÖØÓõÄÒ»ÖÖÐÎʽ¡£Èç¹ûÒ»¸öеÄÀàÓëÒ»¸öÒÑ´æÔÚµÄÀà´ó²¿·ÖÏàËÆ£¬ÄÇôÄãÖ»Ðë¾ßÌå˵Ã÷Æä²»Í¬µã¼´¿É¡£Àà¼Ì³ÐµÄÁíÒ»¸öºÃ´¦ÊÇËü°üÀ¨ÁËÒ»Ì×ÀàÐÍϵͳµÄ¹æ·¶¡£ÓÉÓÚ³ÌÐòÔ±ÎÞÐë±àдÏÔʽÀàÐÍת»»µÄ´úÂ룬ËûÃǵŤ ......

JavascriptÍøÒ³¼ÆËãÆ÷

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html;charset=UTF-8" />
<title>ÍøÒ³¼ÆËãÆ ......

¡¶JavaScriptºËÐļ¼Êõ¡·

JavaScriptÖеÄÔ­ÐÍ(prototyping)   prototypeÊôÐÔ
   
1.¶ÔÄÚÖöÔÏóµÄÀ©Õ¹
        (StringÌí¼Ótrim()·½·¨)
        ****************
        String.prototype.trim = funct ......

³£ÓõÄJavaScriptÑéÖ¤ÕýÔò±í´ïʽ(×ªÔØ)


ÏÂÃæ¶¼ÊÇÎÒÊÕ¼¯µÄһЩ±È½Ï³£ÓõÄÕýÔò±í´ïʽ£¬ÒòΪƽ³£¿ÉÄÜÔÚ±íµ¥ÑéÖ¤µÄʱºò£¬Óõ½µÄ±È½Ï¶à¡£ÌØ·¢³öÀ´£¬Èø÷λÅóÓѹ²Í¬Ê¹Ó᣺Ǻǡ£
Æ¥ÅäÖÐÎÄ×Ö·ûµÄÕýÔò±í´ïʽ£º [u4e00-u9fa5]
ÆÀ×¢£ºÆ¥ÅäÖÐÎÄ»¹ÕæÊǸöÍ·ÌÛµÄÊ£¬ÓÐÁËÕâ¸ö±í´ïʽ¾ÍºÃ°ìÁË
Æ¥ÅäË«×Ö½Ú×Ö·û(°üÀ¨ºº×ÖÔÚÄÚ)£º[^x00-xff]
ÆÀ×¢£º¿ÉÒÔÓÃÀ´¼ÆËã×Ö·û´®µÄ³¤¶È£¨Ò» ......

firefox+Firebugµ÷ÊÔJavaScript¡¢HTMLºÍCSS

ʲôÊÇFirebug
´ÓÊÂÁËÊýÄêµÄWeb¿ª·¢¹¤×÷£¬Ô½À´Ô½¾õµÃÏÖÔÚ¶ÔWEB¿ª·¢ÓÐÁ˸ü¸ßµÄÒªÇó¡£ÒªÐ´³öƯÁÁµÄHTML´úÂ룻Ҫ±àд¾«ÖµÄCSSÑùʽ±íչʾÿ¸öÒ³ÃæÄ£¿é£»Òªµ÷ÊÔjavascript¸øÒ³ÃæÔö¼ÓһЩ¸ü»îÆÃµÄÒªËØ£»ÒªÊ¹ÓÃAjax¸øÓû§´øÀ´¸üºÃµÄÌåÑé¡£Ò»¸öÓÅÐãµÄWEB¿ª·¢ÈËÔ±ÐèÒª¹Ë¼°¸ü¶à²ãÃæ£¬²ÅÄܽ»³öÒ»·ÝͬÑùÓÅÐãµÄ×÷Òµ¡£Îª°ïÖú¹ã´óÕý´¦ÓÚW ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ