public class StringCompare<T> : IComparer<T> where T : T_TempActicle    {        //比较两个字符串，如果含用数字，则数字按数字的大小来比较。        int IComparer<T>.Compare(T x, T y)        {            if (x == null || y == null)                throw new ArgumentException("Parameters can‘t be null");            string fileA = x.Title as string;            string fileB = y.Title as string;            char[] arr1 = fileA.ToCharArray();            char[] arr2 = fileB.ToCharArray();            int i = 0, j = 0;            while (i < arr1.Length && j < arr2.Length)            {                if (char.IsDigit(arr1[i]) && char.IsDigit(arr2[j]))                {                    string s1 = "", s2 = "";                    while (i < arr1.Length && char.IsDigit(arr1[i]))                    {                        s1 += arr1[i];                        i++;                    }                    while (j < arr2.Length && char.IsDigit(arr2[j]))                    {                        s2 += arr2[j];                        j++;                    }                    try                    {                        if (Int64.Parse(s1) > Int64.Parse(s2))                        {                            return 1;                        }                        if (Int64.Parse(s1) < Int64.Parse(s2))                        {                            return -1;                        }                    }                    catch                    {                        return 1;                    }                }                else                {                    if (arr1[i] > arr2[j])                    {                        return 1;                    }                    if (arr1[i] < arr2[j])                    {                        return -1;                    }                    i++;                    j++;                }            }            if (arr1.Length == arr2.Length)            {                return 0;            }            else            {                return arr1.Length > arr2.Length ? 1 : -1;            }        }    }    public class T_TempActicle    {        public Guid ID { get; set; }        public string Title { get; set; }    }