//真数组转伪数组
var obj2 = {0:"张三",1:"李四",length:2};
var arr = [];
[].push.apply(arr,obj2); //真数组转伪数组
console.log(arr);
//伪数组转真数组
var arr = [].slice().call(obj); //伪数组转真数组
console.log(arr);
标签：arr,obj2,log,转伪,JS,真伪,数组,var
来源： https://www.cnblogs.com/wengg/p/14854102.html