我需要覆盖特定数组的方法,而不是每个数组,只是一个对象,它需要像普通数组一样工作,如下所示:
var arr1 = [];
var arr2 = [];
overrideThatWay(arr1);
arr1.push(2); //invoke overrided method
arr2.push(2); //invoke regular method
for(var a1 in arr1){
//act like an array, dont list the overrided methods
}