C#数组段ArraySegment<T>的使用

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//数组段ArraySegment<T>的使用using System;using System.Collections;using System.Collections.Generic;using System.Text;using System.Linq;namespace ss{    class Program    {        static int SumOfSegments(ArraySegment<int>[] segments)        {            int sum = 0;            foreach (var segment in segments)            {                for (int i = segment.Offset; i < segment.Offset + segment.Count; i++)                {                    sum += segment.Array[i];                }            }            return sum;        }        static void Main()        {            int[] ar1 = { 1, 4, 5, 11, 13, 18 };            int[] ar2 = { 3, 4, 5, 18, 21, 27, 33 };            var segments = new ArraySegment<int>[2]            {                new ArraySegment<int>(ar1,0,3),                new ArraySegment<int>(ar2,3,3)            };            var sum = Program.SumOfSegments(segments);        }    }}

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