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//´´½¨Ò»¸öеÄÓû§¶ÔÏ󣬽ÓÊÜÒ»¸öÓÐÐí¶àÊôÐԵĶÔÏó×÷Ϊ²ÎÊý
function User(properties)
{
for(var i in properties){(function(which){
var p=i;
//´´½¨´ËÊôÐÔµÄÒ»¸öеĶÁÈ¡Æ÷(getter)
which["get"+p] = function(){
return properties[p];
};
//´´½¨´ËÊôÐÔµÄÒ»¸öеÄÉèÖÃÆ÷(setter)
which["set"+p] = function(val){
properties[p] = val;
};
})(this);
}
}
//´´½¨Ò»¸öеÄÓû§¶ÔÐÔʵÀý£¬²¢°Ñ¾ßÓÐÁ½¸öÊôÐÔµÄÒ»¸ö¶ÔÏó´«Èë×÷ΪÖÖ×Ó
var user = new User({
name:"Bob";
age:44;
));
//×¢ÒânameÊôÐÔ²¢²»´æÔÚ
//ÒòΪËüÊÇÊôÐÔ¶ÔÏó(properties object)µÄ˽ÓбäÁ¿
alert(user.name == null);
//²»¹ýÎÒÃÇ¿ÉÒÔʹÓÃеÄgetname()·½·¨À´»ñµÃÕâ¸öÖµ
//ÒòΪ´Ëº¯ÊýÊǶ¯Ì¬Éú³ÉµÄ
alert(user.getname() =="Bob");
//×îºó£¬ÎÒÃÇ¿´µ½Äܹ»Ê¹ÓÃÕâ¸öÐÄÉú³ÉµÄº¯ÊýÀ´ÉèÖûò»ñµÃÄêÁä
user.setage(22);
alert(user.getage()==22);
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//
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