static void Main(string[] args)

        {

            //skip()跳过

            int[] nums = { ,,,,,,,,,};

            //跳过3条

            nums.Skip().ToList().ForEach(i=>Console.WriteLine(i));

        }

  static void Main(string[] args)

        {

            //take()提取

            int[] nums = { ,,,,,,,,,};

            //提取3条

            nums.Take().ToList().ForEach(i=>Console.WriteLine(i));

        }

     static void Main(string[] args)

        {

            //takewhile()条件匹配如果为假结束匹配

            int[] nums = { ,,,,,,,,,};

            //提取大于40的

            nums.TakeWhile(i => i > ).ToList().ForEach(i=>Console.WriteLine(i));

        }

        static void Main(string[] args)

        {

            //skipwhile()条件匹配如果为假结束匹配

            int[] nums = { ,,,,,,,,,};

            //跳过40的

            nums.SkipWhile(i => i > ).ToList().ForEach(i=>Console.WriteLine(i));

        }