JS数组最大值最小值

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    //寻找数组中最小值
    Array.prototype.min = function () {
        var min = this[0];
        var index = 0;
        var len = this.length;
        for (var i = 1; i < len; i++) {
            if (this[i] < min) {
                min = this[i];
                index = i;
            }
        }
        return {
            minh: min,
            order: index
        };
    }
    //寻找数组中最大值
    Array.prototype.max = function () {
        var max = this[0];
        var index = 0;
        var len = this.length;
        for (var i = 1; i < len; i++) {
            if (this[i] > max) {
                max = this[i];
            }
        }
        return max;
    }