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¿´µ½Ò»¸öÔø¾­¸ã¹ýwebµÄÈ˵ÄblogÖÐ˵µ½Èç¹ûѧJavascript²»¶®Ô­ÐÎÁ´£¬¾ÍÌ«Òź¶ÁË£¬ËùÒÔµ±×Ô¼º¿´¡¶javascript¸ß¼¶³ÌÐòÉè¼Æ¡·Ê±¾ÍÁôÒâÁËһϣ¬ËµÊµ»°£¬ÏÂÃæµÄ´úÂëºÜ¼òµ¥£¬µ«ÊDz»ÊǺܶ®ËùνµÄÔ­ÐÎÁ´ºÍ¶ÔÏóð³äÖ®ÀàµÄ¶«Î÷ <!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 content="text/html; charset=gb2312" http-equiv="Content-Type" />
<title>¼Ì³Ð»úÖÆµÄʵÏÖ--ʵÀý</title>
<script type="text/javascript">
   function Polygon(iSides){
    this.sides=iSides;
   }
   Polygon.prototype.getArea=function(){
    return 0;
   };
    function Triangle(iBase,iHeight){
    Polygon.call(this,3);
    this.base=iBase;//ÉèÖûù±¾µÄ±ßÊý
    this.height=iHeight;
   }
     Triangle.prototype=new Polygon();
     Triangle.prototype.getArea=function(){
     return 0.5*this.base*this.height;
     };
     function Rectangle(iWidth,iHeight){
     Polygon.call(this,4);
     this.width=iWidth;
     this.height=iHeight;
     }
     Rectangle.prototype=new Polygon();
     Rectangle.prototype.getArea=function(){
     return this.width*this.height;
     };
     var triangle=new Triangle(12,4);
     var rectangle=new Rectangle(22,10);
     alert("Èý½ÇÐεıß


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   var User = {
       name:"centerqi",
       age:25,
       toString:function()
    ......
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