C#将获取中文字符串的首个大写字母

来源：互联网发布：北京程序员平均工资编辑：程序博客网时间：2024/05/16 07:43
/// <summary>        /// 获取中文字符串的首字母        /// </summary>        /// <param name="strText">需要装换的中文字符串</param>        /// <returns>返回字母的字符串</returns>        public static string GetFirstSpell(string strText)        {            int len = strText.Length;            string myStr = "";            for (int i = 0; i < len; i++)            {                myStr += GetSpell(strText.Substring(i, 1));            }            return myStr;        }        /// <summary>        /// 获取单个中文的首字母        /// </summary>        /// <param name="cnChar"></param>        /// <returns></returns>        private static 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 << 8) + 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;        }