C# Unicode編碼

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/// <summary>        /// 漢字轉換為Unicode編碼        /// </summary>        /// <param name="str">要編碼的漢字字串</param>        /// <returns>Unicode編碼的的字串</returns>        public static string ToUnicode(string str)        {            byte[] bts = Encoding.Unicode.GetBytes(str);            string r = "";            for (int i = 0; i < bts.Length; i += 2) r += "\\u" + bts[i + 1].ToString("x").PadLeft(2, ‘0‘) + bts[i].ToString("x").PadLeft(2, ‘0‘);            return r;        }        /// <summary>        /// 將Unicode編碼轉換為漢字字串        /// </summary>        /// <param name="str">Unicode編碼字串</param>        /// <returns>漢字字串</returns>        public static string ToGB2312(string str)        {            string r = "";            MatchCollection mc = Regex.Matches(str, @"\\u([\w]{2})([\w]{2})", RegexOptions.Compiled | RegexOptions.IgnoreCase);            byte[] bts = new byte[2];            foreach (Match m in mc)            {                bts[0] = (byte)int.Parse(m.Groups[2].Value, NumberStyles.HexNumber);                bts[1] = (byte)int.Parse(m.Groups[1].Value, NumberStyles.HexNumber);                r += Encoding.Unicode.GetString(bts);            }            return r;        }

　　

C# Unicode編碼