JS备忘录

        /**
*删除数组指定下标或指定对象
*/
        Array.prototype.remove = function (obj) {
            for (var i = 0; i < this.length; i++) {
                var temp = this[i];
                if (!isNaN(obj)) {
                    temp = i;
                }
                if (temp == obj) {
                    for (var j = i; j < this.length; j++) {
                        this[j] = this[j + 1];
                    }
                    this.length = this.length - 1;
                }
            }
        }