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

javascript ÃæÏò¶ÔÏó±à³ÌµÄÆðµã

/*
* JavaScript¶ÔÏó¾ÍÊÇÒ»×éÊôÐÔ£¨·½·¨£©µÄ¼¯ºÏ
* ÔÚ¸ÃÓïÑÔÖÐÈç¹û±äÁ¿Ãû»ò·½·¨Ãû²»·ûºÏÉùÃ÷¹æ·¶£¬
* ÔòÒ»¶¨µÃÓ÷½À¨ºÅ“ [] ”ÒýÓÃËü
*
*/


/**
* <1.>¸ÃÓï¾äÉùÃ÷ÁËÒ»¸öclass1À࣬class1Ï൱ÓÚ¹¹Ôì·½·¨£¬Óֽй¹ÔìÆ÷
* Ò²¿É˵ÉùÃ÷ÁËÒ»¸öclass1·½·¨
*/
function class1(){
this.name="xjl"; //¸ø¶ÔÏóÌí¼ÓÊôÐÔ
this.say= function(){alert("´ó¼ÒºÃ£¡");}; //¸ø¶ÔÏóÌí¼Ó·½·¨
};
/**
* <2.>´´½¨ÊµÀýÓà new ¹Ø¼ü×Ö£¬new ²Ù×÷·û²»½ö¶ÔÄÚ²¿ÀàÓÐЧ£¬¶ÔÓû§¶¨ÒåµÄÀàÒ²ÊÇͬÑùµÄÓ÷¨
* ÿ¸ö¶ÔÏó¿ÉÒÔ¿´×÷ÊǶà¸öÊôÐÔ£¨·½·¨£©µÄ¼¯ºÏ,¼´ ¶ÔÏóÃû.ÊôÐÔ£¨·½·¨£©Ãû »ò ¶ÔÏóÃû[“ÊôÐÔ£¨·½·¨£©Ãû”]
* ·½À¨ºÅ '[]' Êʺϲ»È·¶¨¾ßÌåÒªÒýÓÃÄĸöÊôÐÔ£¨·½·¨£©µÄ³¡ºÏ
*/
var a = new class1();
//alert(typeof(a)); //typeof(a) ·µ»ØaµÄÀàÐÍ
//alert(a.name); //ÿ¸ö¶ÔÏó¿ÉÒÔ¿´×÷ÊǶà¸öÊôÐÔ£¨·½·¨£©µÄ¼¯ºÏ,
//alert(a['name']); //Ó÷½À¨ºÅ£¨[]£©ÒýÓöÔÏóµÄÊôÐԺͷ½·¨

//ÏÂÀ­¿ò¶ÔÏóÃû[ÏÂÀ­¿ò¶ÔÏó.value] ¼´¿É»ñµÃÓû§ËùÑ¡µÄÖµ Ò²¿ÉÓà eval(“ÏÂÀ­¿ò¶ÔÏóÃû.”+ÏÂÀ­¿ò¶ÔÏó.value);

//a.say(); //µ÷ÓöÔÏóµÄ·½·¨

//var arr=new Array();

//arr['push']('abc'); //ΪÊý×éÌí¼ÓÒ»¸öÔªËØ£¬ÆäÖÐµÄ push ΪÄÚÖõÄÊôÐÔ
//arr['push']('1234'); //ΪÊý×éÌí¼ÓÒ»¸öÔªËØ
//alert(arr);

/**
* <¶þ.>¶¯Ì¬Ìí¼Ó¡¢Ð޸ġ¢É¾³ý¶ÔÏóµÄÊôÐԺͷ½·¨
*
*/
var obj = new Object();
//Ìí¼ÓÊôÐÔ……ÆäÖеÄÊôÐÔÃû¿ÉÈÎÒâÈ¡
obj.name="Ð콨Áú";
obj.sex = 'ÄÐ';
obj['my name'] = "xujianlong"; //ʹÓ÷½À¨ºÅ “ [] ”¿ÉÒÔʹÓ÷DZêʶ·û×Ö·û´®×÷ΪÊôÐÔÃû³Æ

//Ìí¼Ó·½·¨……·½·¨ÃûÒ²¿ÉÈÎÒâÈ¡,Ò²¿É´«²ÎÊý
obj.alert = function(a){
alert(a+"ÄãºÃ£¡");
}

//ÐÞ¸ÄÊôÐÔ£¬¾ÍÊǰÑÊôÐÔµÄÖµ¸Ä³É±ðµÄÄÚÈÝ
obj.name = "ÕÅÈý";
obj['name'] = 'anme';

//ɾ³ýÊôÐÔ£¬¾ÍÊǰÑÊôÐÔµÄÖµ¸Ä³É undefined »ò null
obj.name = 'undefined';



/**
* <Èý>ʹÓôóÀ¨ºÅ£¨{}£©Óï·¨´´½¨ÎÞÀàÐͶÔÏó


Ïà¹ØÎĵµ£º

[JavaScript]ÀàÖ®Ò»

Ò»¸ö¼òµ¥µÄjavascriptÀඨÒåÀý×Ó
     º­¸ÇÁËjavascript¹«ÓгÉÔ±¶¨Ò塢˽ÓгÉÔ±¶¨Òå¡¢ÌØÈ¨·½·¨¶¨ÒåµÄ¼òµ¥Ê¾Àý
Java´úÂë
<script>     
    //¶¨ÒåÒ»¸öjavascriptÀà   
    function JsClass(privateParam/*&n ......

[JavaScript]ÀàÖ®Èý


Ïê½âjavascriptÀà¼Ì³Ð»úÖÆµÄÔ­Àí
Ŀǰ javascriptµÄʵÏּ̳з½Ê½²¢²»ÊÇͨ¹ý“extend”¹Ø¼ü×ÖÀ´ÊµÏֵ쬶øÊÇͨ¹ýconstructor functionºÍprototypeÊôÐÔÀ´ÊµÏּ̳С£Ê×ÏÈÎÒÃÇ´´½¨Ò»¸öanimalÀà
js ´úÂë
 
 var animal = function(){  //Õâ¾ÍÊÇconstructor function ÁË&nbs ......

javascript Öеļ̳з½·¨

1.¿ÉÒÔͨ¹ýprototypeÊôÐÔ£¬ÊµÏּ̳з½·¨µÄ·½Ê½£¬ÕâÖÖ·½Ê½¾ÍÊÇjavaÓïÑÔÖм̳еı任ÐÎʽ¡£
 // Create the constructor for a Person object
function Person( name ) {
    this.name = name;
}
// Add a new method to the Person object
Person.prototype.getName = function() {
   ......

JavaScript ÓÃÓÚģʽƥÅäµÄ RegExp ·½·¨

±¾ÆªÈÕÖ¾ÏÈÖ÷ÒªÌÖÂÛ RegExp ¶ÔÏóµÄ²¿·Ö·½·¨£¬RegExp ¶ÔÏó¶¨ÒåÁËÁ½¸öÓÃÓÚģʽƥÅäµÄ·½·¨£¬ËüÃÇÊÇexec()
ºÍtest()
ÏÂÃæÎÒÃÇÖðÒ»½øÐн²½â
¡£ºÇ£¬ºÍÉÏÆªÈÕÖ¾Ò»ÑùµÄ½éÉÜ£¬¿´À´Ì×»°£¬¹ûÈ»ÊÊÓÃÓÚ¶à¸ö³¡ºÏ¡£àÅ¡£
exec() ¼ìË÷×Ö·û´®ÖеÄÖ¸¶¨Öµ£¬·µ»ØÖµÊDZ»ÕÒµ½µÄÖµ£¬Èç¹ûûÓз¢ÏÖÆ¥Å䣬Ôò·µ»Ø null£º
Ö÷ÒªµÄRegExpģʽƥÅä·½·¨Ê ......

JAVASCRIPT URLENCODE


function urlencode( str ) {
// http://kevin.vanzonneveld.net
// + original by: Philip Peterson
// + improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
// * example 1: urlencode('Kevin van Zonneveld!');
// * returns 1: 'Kevin+van+Zonneveld%21'
&nb ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ