对象模拟数组 - - php.cn博客

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>对象模拟数组</title>
</head>
<body>
<script>
    function MyArray() {
        this.length = arguments.length;
        for(var i=0; i<arguments.length; i++) {
            this[i] = arguments[i];
        }
        this.push = function(s) {
            this[this.length]=s;
            this.length++;
            return this.length;
        }
        this.pop = function() {
            var popdata = this[this.length-1];
            delete this[this.length-1];
            this.length--;
            return popdata;
        }
    }
    var arr = new MyArray(11,3,55,88, 99, "abc");
    var arr1 = [2,3434,64,12,56,78]
    arr1.forEach(function(value){
        console.log(value);
        // console.log(index);
        // console.log(arr1);
        arr.push(value)
    })
    console.log(arr)
    // console.log(typeof arr1);
    // console.log(arr1);
</script>
</body>
</html>