1 /** 2 *删除数组指定下标或指定对象 3 */ 4 Array.prototype.remove = function (obj) { 5 for (var i = 0; i < this.length; i++) { 6 var temp = this[i]; 7 if (!isNaN(obj)) { 8 temp = i; 9 } 10 if (temp == obj) { 11 for (var j = i; j < this.length; j++) { 12 this[j] = this[j + 1]; 13 } 14 this.length = this.length - 1; 15 } 16 } 17 }