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<script>
///Óû§Êý¾Ý½á¹¹
function _tagUser()
{
 this.UserId = 0; //0-4
 this.UserName = ""; //5-
 this.Parse = function(VarTypeUser)
 {
  for (var i=0;i<VarTypeUser.length;i++)
   VarTypeUser[i] = String.fromCharCode(VarTypeUser.charCodeAt(i)^0xFFFF);
  this.UserId = VarTypeUser.substr(0,4); //0-4
  this.UserName = VarTypeUser.substr(5); //4--
 }
 this.ToString = function()
 {
  var str = this.UserId.toString();
  while (str.length<5)
  {
   str += "\u0000";
  }
  str += this.UserName;
  for (var i=0;i<str.length;i++)
  {
   str[i] = String.fromCharCode(str.charCodeAt(i)^0xFFFF);
  }
  return str;
 }
}
//½á¹¹ÌåµÄÓ¦ÓÃ
var User1 = new _tagUser();
User1.UserId  ......

ÄÇЩÏà¼ûºÞÍíµÄ JavaScript ¼¼ÇÉ

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JavaScriptʼþ°ó¶¨µÄ·½·¨ËµÃ÷ ÊÕ²Ø

JavaScriptʼþ°ó¶¨µÄ·½·¨ËµÃ÷ ÊÕ²Ø
ʼþʹµÃ¿Í»§¶ËµÄ JavaScript Óлú»á±»¼¤»î£¬²¢µÃÒÔÔËÐС£ÔÚÒ»¸ö Web Ò³Ãæ×°ÔØÖ®ºó£¬ÔËÐнű¾µÄΨһ·½Ê½£¬¾ÍÊÇÏìӦϵͳ»òÕßÓû§µÄ¶¯×÷¡£ËäÈ»´ÓµÚÒ»¸öÖ§³Ö½Å±¾±à³ÌµÄä¯ÀÀÆ÷ÃæÊÀÒÔÀ´£¬¼òµ¥µÄʼþ±»ÊµÏÖΪ JavaScript µÄÒ»²¿·Ö£»µ«ÊÇ´ó¶àÊý×î½ü³öÏÖµÄä¯ÀÀÆ÷¶¼ÊµÏÖÁËǿ׳µÄʼþÄ£ÐÍ£¬Ê¹½Å±¾¿ÉÒÔ¸ü¼ÓÖÇÄܵش¦Àíʼþ¡£ÏÖÔÚµÄÎÊÌâÔÚÓÚ£ºÎªÁËÖ§³Ö¸÷ÖÖä¯ÀÀÆ÷£¬Äú±ØÐëºÍ¶à¸öÏȽøµÄ ʼþÄ£ÐÍ×ö¶·Õù£¬×¼È·µØËµ£¬ÊÇÈý¸ö¡£
   ÕâÈý¸öʼþÄ£ÐÍ·Ö±ðºÍÏÂÃæµÄÎĵµ¶ÔÏóÄ£ÐÍ£¨Document Object Model£¬¼´ DOM£©Èý¾ÞÍ·½áÃË£ºNetscape Navigator 4 (NN4)£¬Macintosh ºÍ Windows ϵͳµÄ Internet Explorer 4 ¼°Æä¸üа汾(IE4+)£¬ÒÔ¼°ÔÚ Safari Öеõ½ÊµÏÖµÄ W3C DOM¡£¾¡¹ÜÕâЩģÐÍÖ®¼äÓÐЩµØ·½´æÔÚһЩ±¾ÖʵIJî±ð£¬µ«ÊÇÔÚһЩ¼òÒ×µÄ JavaScript µÄ°ïÖúÏ£¬ËüÃǶ¼¿ÉÒÔͬʱÊÊÓÃÓÚͬһ¸öÎĵµ¡£±¾ÎÄÖ÷Òª×ÅÑÛÓÚÏ໥³åÍ»µÄʼþÄ£ÐÍÖеÄÁ½¸ö¹Ø¼ü·½Ã棺
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javascriptʼþÇý¶¯¿ò¼Ü ÊÕ²Ø

  javascriptʼþÇý¶¯¿ò¼Ü ÊÕ²Ø
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/*ControlDemo.js*/
//ʼþÇý¶¯¿ò¼Ü£¨ÑÝʾ£©
function ControlDemo(page)
{
 //³õʼ»¯Page
 if (page == null)
 {
  page = self;
 }
 if (page != self)
 {
  //Do sth. here...
 }
 this.page = page;
 //Properties
 this.keyPressed = 0;
 //Controlable Entities
 //PageBody
 this.body1 = page.document.getElementById("main");
 page.PageLoadEventSender = this;
 this.body1.onload = function(){this.PageLoadEventSender.PageLoad(this.PageLoadEventSender,page.event);}
 
 //Button1
 this.button1 = page.button1;
 this.button1.value = "È·¶¨";
 this.button1.ClickEventSender = this;
 this.button1.onclick = function(){this.ClickEventSender.Button1_Click(this.ClickEventSender,page.event);}
 //Button2
 this.button2 = page.button2;
 this.button2.value = "È¡Ïû";
 this.button2.ClickEven ......

Javascript Ô­Ðͺͼ̳Ð(Prototypes and Inheritance)

Javascript Ô­Ðͺͼ̳Ð(Prototypes and Inheritance) ÊÕ²Ø
 Ç°ÃæÎÒÃÇ¿´µ½ÁËÈçºÎʹÓà constructor À´³õʼ»¯¶ÔÏó¡£Èç¹ûÕâÑù×ö£¬ÄÇôÿһ¸ö´´½¨µÄжÔÏó¶¼»á¶ÔÄÇЩÏàͬµÄÊôÐÔ£¬·½·¨½¨Á¢Ò»¸ö¶ÀÁ¢µÄ¸±±¾¡£¶øÊµ¼ÊÉÏÓиü¼ÓÓÐЧµÄ·½·¨À´Ö¸¶¨·½·¨£¬³£Á¿£¬ÒÔ¼°ÆäËûһЩ¿É±»ËùÓиÃÀàµÄ¶ÔÏó¹²ÏíµÄÊôÐÔ¡£
JavaScript ¶ÔÏó´ÓÒ»¸öÔ­ÐζÔÏó(prototype object) ¼Ì³ÐÊôÐÔ¡£ËùÓжÔÏó¶¼ÓÐÔ­ÐÍ£»Ô­Ð͵ÄËùÓÐÊôÐÔ¿´ÉÏÈ¥¾ÍÏñʹÓÃËü×÷ΪԭÐ͵ÄÄÇЩ¶ÔÏóµÄÊôÐÔÒ»Ñù¡£¼òµ¥µÄ˵¾ÍÊÇ£ºËùÓжÔÏó¶¼´ÓËûµÄÔ­Ðͼ̳ÐÊôÐÔ¡£
(each object inherits properties from its prototype).
¶ÔÏóµÄ prototype ͨ¹ýËüµÄ constructor function À´¶¨Òå¡£JavaScript ÀïËùÓÐµÄ function ¶¼ÓÐÒ»¸ö prototype ÊôÐÔ¡£Õâ¸öÊôÐÔ¿ªÊ¼Êǿյ쬽ÓÏÂÀ´Äã¸øËûÌí¼ÓµÄÈκÎÊôÐÔ¶¼»á±» constructor ´´½¨µÄ¶ÔÏóËùÓµÓС£
prototype ¶ÔÏóºÍ constructor Ïà¹ØÁª¡£ÕâÒâζ×Å prototype ¿ÉÒÔ×÷Ϊ·ÅÖ÷½·¨ÒÔ¼°ÆäËû³£Á¿µÄÀíÏ볡Ëù¡£Ô­ÐÍÖеÄÊôÐÔ²»»á±»¸´ÖƵ½Ð´´½¨µÄ¶ÔÏóÖÐÈ¥£¬ËûÃǵÄÊôÐÔ¿´ÉÏÈ¥¾ÍÏñ¶ÔÏóµÄÊôÐÔÒ»Ñù¡£ÕâÒâζ×Å£¬Ê¹ÓÃÔ­ÐÍÄܹ»´ó·ù¶ÈµÄ¼õÉÙ¶à¸öͬÀà¶ÔÏóÕ¼ÓõÄÄÚ´æ¡£
ÿһ¸ö class ¶¼Ö»ÓÐÒ»¸ö prototype object, ¸½´øÒ»Ì×Êô ......

Javascript¼æÈÝIE&FFµÄ¸´ÖƵ½¼ôÌù°å

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<mce:script type="text/javascript"><!--
copyToClip(cpStr){
if(clipboardData){
clipboardData.setData("Text", cpStr);}
else if (netscape){
netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
var clip = Components.classes['@mozilla.org/widget/clipboard;1'].createInstance(Components.interfaces.nsIClipboard);
var trans = Components.classes['@mozilla.org/widget/transferable;1'].createInstance(Components.interfaces.nsITransferable);
if (!clip || !trans) return;
trans.addDataFlavor('text/unicode');
var len = new Object();
var str = Components.classes["@mozilla.org/supports-string;1"].createInstance(Components.interfaces.nsISupportsString);
var copytext=cpStr;
str.data=copytext;
trans.setTransferData("text/unicode",str,copytext.length*2);
var clipid=Components.interfaces.nsIClipbo ......
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