C#中out的使用和数组型参数

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//数组型参数
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace ConsoleApplication4
{
    class Program
    {
        static void Main(string[] args)
        {
            int max, min, total;
            total = MyClass.GetMaxMinSum(out max, out min, 23, 7, 48, 19);
            Console.WriteLine("max={0},min={1},sum={2}",max,min,total);
            int[] a = { 1, 2, 3, 4, 5, 6 };
            total = MyClass.GetMaxMinSum(out max,out min, a);
            Console.WriteLine("max={0},min={1},sum={2}", max, min, total);
            Console.ReadKey();
        }
    }
    class MyClass
    {
        public static int GetMaxMinSum(out int max, out int min, params int[] a)
        {
            max = min = a[0];
            int sum = 0;
            for (int i = 0; i < a.Length; i++)
            {
                if (a[i] > max)
                    max = a[i];
                if (a[i] < min)
                    min = a[i];
                sum += a[i];

            }
            return sum;
        }
    }
}

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