备份一个集合分组的算法 

 1         /// <summary>
 2         /// 集合分组
 3         /// </summary>
 4         /// <param name="array">需要分组的集合</param>
 5         /// <param name="size">每个分组的大小</param>
 6         /// <returns></returns>
 7         public static T[][] GroupArray<T>(T[] array, int size = 10)
 8         {
 9             List<T[]> lst = new List<T[]>();
10             int count = array.Length % size == 0 ? array.Length / size : array.Length / size + 1;
11             for (int i = 0, length = count; i < length; i++)
12             {
13                 var arr = array.Skip(i * size).Take(size);
14                 lst.Add(arr.ToArray());
15             }
16             return lst.ToArray();
17         }

 

/// <summary>
        /// 集合分组
        /// </summary>
        /// <param name="array">需要分组的集合</param>
        /// <param name="size">每个分组的大小</param>
        /// <returns></returns>
        public static T[][] GroupArray<T>(this IEnumerable<T> array, int size = 10)
        {
            var arrLength = array.Count();
            List<T[]> lst = new List<T[]>();
            int count = arrLength % size == 0 ? arrLength / size : arrLength / size + 1;
            for (int i = 0, length = count; i < length; i++)
            {
                var arr = array.Skip(i * size).Take(size);
                lst.Add(arr.ToArray());
            }
            return lst.ToArray();
        }

 

posted @ 2021-03-05 18:58  吃奶嘴的路飞  阅读(67)  评论(0)  编辑  收藏  举报