ES6 数组对象
ES6 数组对象
var arr_names = new Array(4)
for(var i = 0;i<arr_names.length;i++) {
arr_names[i] = i * 2
console.log(arr_names[i])
}
var arr_names = new Array(4)
for(var i = 0;i<arr_names.length;i++) {
arr_names[i] = i * 2
console.log(arr_names[i])
}