像这样只是类型不同的方法可以优化吗？

Question

 public static int[] DataDifference(int[] more, int[] few)
        {
            //差异Id
            var sbuNoItapSessionId = new int[more.Length - few.Length];
            var indexi = 0;
            for (int i = 0; i < more.Length; i++)
            {
                var isHave = false;
                for (int j = 0; j < few.Length; j++)
                {
                    if (more[i].Equals(few[j]))
                    {
                        isHave = true;
                        break;
                    }
                }
                if (!isHave)
                {
                    sbuNoItapSessionId[indexi] = more[i];
                    indexi++;
                }
            }
            return sbuNoItapSessionId;
        }

        public static string[] DataDifference(string[] more, string[] few)
        {
            //差异Id
            var sbuNoItapSessionId = new string[more.Length - few.Length];
            var indexi = 0;
            for (int i = 0; i < more.Length; i++)
            {
                var isHave = false;
                for (int j = 0; j < few.Length; j++)
                {
                    if (more[i].Equals(few[j]))
                    {
                        isHave = true;
                        break;
                    }
                }
                if (!isHave)
                {
                    sbuNoItapSessionId[indexi] = more[i];
                    indexi++;
                }
            }
            return sbuNoItapSessionId;
        }

        public static ResultMessage StitchingAndReturnsAnArray(int[] datas)
        {
            var noIds = new StringBuilder();
            var result = new ResultMessage();
            if (datas != null && datas.Count() != 0)
            {
                for (int i = 0; i < datas.Length; i++)
                {
                    if (i > 0)
                    {
                        noIds.Append(",");
                    }
                    noIds.Append(datas[i]);
                }
                result.Success = "false";
                result.Message = noIds.ToString();
            }
            else
            {
                result.Success = "true";
            }
            return result;
        }

        public static ResultMessage StitchingAndReturnsAnArray2(string[] datas)
        {
            var noIds = new StringBuilder();
            var result = new ResultMessage();
            if (datas != null && datas.Count() != 0)
            {
                for (int i = 0; i < datas.Length; i++)
                {
                    if (i > 0)
                    {
                        noIds.Append(",");
                    }
                    noIds.Append(datas[i]);
                }
                result.Success = "false";
                result.Message = noIds.ToString();
            }
            else
            {
                result.Success = "true";
            }
            return result;
        }

 

可以看到代码中代码基本全部都重复，可是像这样只是类型不同的方法，又该怎么去优化呢？

跪求大神指教

Answer 1

泛型啊``