汉字简拼

    public class FirstLetterSpell    {        public string GetChineseSpell(string strText)        {            int len = strText.Length;            string myStr = "";            for (int i = 0; i < len; i++)            {                myStr += GetSpell(strText.Substring(i, 1));            }            return myStr;        }         /// <summary>        /// 获取单个汉字的简拼        /// </summary>        /// <param name="cnChar"></param>        /// <returns></returns>        private string GetSpell(string cnChar)        {            byte[] arrCN = Encoding.Default.GetBytes(cnChar);            if (arrCN.Length > 1)            {                int area = (short)arrCN[0];                int pos = (short)arrCN[1];                int code = area*256 + pos;                int[] areacode =   {45217,45253,45761,46318,46826,47010,47297,47614,48119,       48119,49062,49324,49896,50371,50614,50622,50906,51387,       51446,52218,52698,52698,52698,52980,53689,54481};                 for (int i = 0; i < 26; i++)                {                    int max = 55290;                    if (i != 25) max = areacode[i + 1];                    if (areacode[i] <= code && code < max)                    {                        return Encoding.Default.GetString(new byte[] { (byte)(65 + i) });                    }                }                return "*";            }            else return cnChar;        }    }