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/*Ò»¾ä¾äµÄ¿´¸üÈÝÒ×Ã÷°×*/
//ÉùÃ÷Ò»¸ö¶ÔÏ󣬵«Ëüʲô¶¼Ã»ÓÐ
var life = {};
//ÈκÎʱºò¿ÉÒÔËæÒâµØ¸Ä±ä¶ÔÏóµÄÊôÐÔ»òº¯Êý£¬lifeºóÖ±½Ó½Ó.age£¬Ëü¾ÍÓÐÁËageÊôÐÔ
for(life.age = 1; life.age <= 3; life.age++)
{
   switch(life.age)
   {
        case 1: life.body = "ÂÑϸ°û";   //ageΪ1ʱ£¬ÐÂÔöÒ»¸öbodyÊôÐÔ²¢¸³Öµ
                    life.say = function(){alert(this.age+this.body)};   //ÐÂÔösay·½·¨
                    break;
        case 2: life.tail = "β°Í";     //ÐÂÔötailÊôÐÔ
                    life.gill = "Èù";   //ÐÂÔögillÊôÐÔ
                    life.body = "òòò½"; //ÐÞ¸ÄbodyÊôÐÔµÄÖµ£¬ÒòΪbodyÔÚÉÏÃæÒѾ­ÐÂÔöÁË£¬ËùÒÔÕâÀïÊÇÐÞ¸Ä
                    life.say = function(){alert(this.age+this.body+"-"+this.tail+","+this.gill)}; //ÐÞ¸Äsay·½·¨
                    break;
        case 3: delete life.tail;         //ɾ³ýtailÊôÐÔ
                    delete life.gill;      


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width:200px;
height:16px !important;
border:1px solid #5858D1;
text-align:center;
position:relative;
font-size:12px;
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