js建立对象的几种方式对比

经过字面量的方式建立对象 var obj{ name:"张学友", job:"歌手", sing:function(){ console.log("你们好，我是学友！"); } } 2.经过new操做符和内置构造函数Object()javascript var obj = new Object(); obj.singer = "张学友"; obj.sing = fu

>>阅读原文<<