js 共有和私有
//共有 var SunHang = function(){ var name = "ssss"; this.name = "hhhhh"; function getName(){} this.getName = function(){ return this.name; } } var aaa = new SunHang() aaa.getName() //hhhhh //私有 var SunHang = function(){ var name = "ssss"; this.name = "hhhhh"; function getName(){} this.getName = function(){ return name; } } var aaa = new SunHang() aaa.getName() //ssss