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

³õѧjavascript»ù´¡

 ½ñÌìÁ˽âÁËÒ»µãjavascriptµÄ»ù´¡£¬¼ÇÏÂÀ´¹©ºóÐøÑ§Ï°·­ÔÄ£º
Êý¾ÝÀàÐ͵ÄÅжϣºtypeof£¨var param£©   ÅжϱäµÃÊý¾ÝÀàÐÍ
ä¯ÀÀÆ÷ÒÔ¼°²Ù×÷ϵͳµÄÅбð±äÁ¿  navigator.userAgent navigator.platform
var sUserAgent = navigator.userAgent;
//¼ì²âOpera¡¢KHTML
var isOpera = sUserAgent.indexOf("Opera") > -1;
var isKHTML = sUserAgent.indexOf("KHTML") > -1 || sUserAgent.indexOf("Konqueror") > -1 || sUserAgent.indexOf("AppleWebKit") > -1;
//¼ì²âIE¡¢Mozilla
var isIE = sUserAgent.indexOf("compatible") > -1 && sUserAgent.indexOf("MSIE") > -1 && !isOpera;
var isMoz = sUserAgent.indexOf("Gecko") > -1 && !isKHTML;
//¼ì²â²Ù×÷ϵͳ
//navigator.platform
var isWin = (navigator.platform == "Win32") || (navigator.platform == "Windows");
var isMac = (navigator.platform == "Mac68K") || (navigator.platform == "MacPPC") || (navigator.platform == "Macintosh");
var isUnix = (navigator.platform == "X11") && !isWin && !isMac;
Êý×éµÄ¶¨Ò壺
Ö±½ÓʹÓà Array£¨£©£»  »òÕß var arr = ['this','is','that'];  ¿ÉÒÔʹÓÃtoString£¨£©×ª³É×Ö·û´® push ºÍ pop µÄʹÓà sortÅÅÐòµÄÓ¦Óà join£¨£©
×Ö·û´®µÄ²éÕÒ Ê¹ÓÃindexof Óë lastindexof  ûÕÒµ½·µ»Ø-1 substring£¨£©  slice£¨£©½ØÈ¡×Ö·û´®
split£¨£©  reverse() join() µÄº¯ÊýµÄʹÓÃ
ÕûÐÍÊý¾Ý  Math.random()  Ëæ»úÊý0-1Ö®¼ä   Math.floor£¨£©È¡ÉÏÏÞÖµ  parseInt£¨£© parseFloat£¨£©
DateÊý¾Ý¶ÔÏóµÄʹÓà new Date£¨Param£© mydate.getTime() »ñȡ΢ÃîÊý  mydate.getFullYear() mydate.getMonth() mydate.getDate()+1  mydate.getDay()
º¯Êý²ÎÊýµÄ¼ÆÊý¶ÔÏó argumentsµÄʹÓÃ
ÒÔÉϾÍÊDZ¾´ÎѧϰµÄ×ܽá


Ïà¹ØÎĵµ£º

100¶à¸ö³£ÓÃjavascriptÓï¾ä

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´ ......

JSͨÓÃ±íµ¥ÑéÖ¤º¯Êý,»ùÓÚjavascriptÕýÔò±í´ïʽ

 ±íµ¥µÄÑéÖ¤ÔÚʵ¼ÊµÄ¿ª·¢µ±ÖÐÊǼþºÜ·³ËöÓÖÎÞȤµÄÊÂÇé
½ñÌìÔÚ×öÒ»¸öСÏîÄ¿µÄʱºò,ÐèÒªJSÑéÖ¤,ѰÕÒµ½Ò»¸ö±È½ÏºÃµÄ¶«Î÷
µØÖ·ÈçÏÂ:
http://blog.csdn.net/goodfunman/archive/2005/10/21/513338.aspx
http://blog.csdn.net/yhl_621/archive/2006/03/04/615273.aspx
http://blog.csdn.net/NetDreamwing/archive/2004/1 ......

10ÖÖAJAX/JavaScriptÌØÐ§ÊµÀýÈÃÄãµÄÍøÕ¾¸üÎüÒýÈË

 ½ñÌìµÄ»°ÌâÊÇÈçºÎ¸Ä½ø×Ô¼ºÍøÕ¾µÄ½çÃæ»òÌá¸ßÍøÕ¾µÄÊÓ¾õÌåÑ飬´Ó¶øÈÃÓû§¼ÇÒäÓÌС£
¡¡¡¡ÎÒÃÇÓÐÈýÖÖÖ÷ÒªµÄ·½·¨(´ÓÄѵ½Ò×):×Ô¼º¶¯ÊÖд½Å±¾;ʹÓÃÀàËÆÓÚjQueryºÍmooToolsµÄJavaScript¿ò¼Ü(¿ÉÒÔÈñàд´úÂë±äµÃ¸üÈÝÒ×Щ);ʹÓÃÄܹ¤×÷ÓÚÏÖÓеÄJavaScript¿ò¼ÜϵÄÌáǰԤÖúõĽű¾»òÄÇÖÖ´ÓÍ·¿ªÊ¼¿ª·¢µÄ´´½¨Õß¡£ÕâÆªÎÄÕÂÊʺÏÄÇ ......

[´ÓjQuery¿´JavaScript]

¡¡¡¡Ñ§Ï°jQueryÒѾ­ÓаëÄêʱ¼äÁË¡£ÔÚʵ¼ÊÓ¦ÓÃÖУ¬»ù´¡º¯ÊýÒѾ­ËãÊǵÃÐÄÓ¦ÊÖÁË¡£µ«ÊÇ£¬¶ÔÓÚÎÒ×Ô¼ºÀ´Ëµ£¬»¹´æÔÚÒ»¸öÈíÀß——ÖªÆäÈ»¶ø²»ÖªÆäËùÒÔÈ»¡£¶øÒòÎªÇ°ÃæÏîÄ¿µÄѹÁ¦µÈ¸÷·½ÃæµÄÎÊÌ⣬ÎÒһֱûÓÐʱ¼ä¶Ô´Ë×÷²¹¾ÈµÄ´ëÊ©¡£
¡¡¡¡ÏÖÔÚÖÕÓÚ¾ö¶¨ÒªÀëÖ°ÁË£¬ÎÒÓÖÔٴγÉΪ×Ô¼ºÊ±¼äµÄÕæÕýÖ÷ÈË¡£Ò»Ö±Ïë×ö¶øÃ»·¨×öµÄʶ¼ÒªÔÚ ......

javascriptÉè¼ÆÄ£Ê½_µÚ¶þ²¿·Ö_Á´Ê½µ÷ÓÃ

 Á´Ê½µ÷ÓÃÊÇÒ»¸öÓï·¨ÕÐÊý.°üº¬Á½¸ö²¿·Ö:
1.Ò»¸ö´´½¨HTMLÔªËØµÄ¶ÔÏóµÄ¹¤³§
2.¶ÔÕâ¸öHTMLÔªËØÖ´ÐеIJÙ×÷µÄ·½·¨
[¸öÈËÀí½â:½«HTMLÔªËØ°ü×°³É¶ÔÏó,ÔÚ¶ÔÏóÉÏÌí¼Ó·½·¨(ÖØµãÔÚreturn this)]
¹¹ÔìÆ÷
(function(){
//Use a private class
function _$(els){
this.elements = [];
for(var i=0; i<els.length; ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ