var closure =
(function(){
var arr = [
1,
3];
return {
getA: function() {
return arr;
},
printArr: function() {
console.log(arr);
}
};
}());
var firstGetArr =
closure.getA();
closure.printArr(); // [1, 3]
firstGetArr[1] =
2;
closure.printArr(); // [1, 2]
var secondGetArr =
closure.getA();
closure.printArr(); // [1, 2]
转载于:https://www.cnblogs.com/ax-null/p/6966196.html
相关资源：数据结构—成绩单生成器
