引用：http://blog.csdn.net/u011511086/article/details/72865006?

/// <summary> /// 字符串轉Unicode /// </summary> /// <param name="source">源字符串</param> /// <returns>Unicode編碼后的字符串</returns> public static string String2Unicode(string source) { var bytes = Encoding.Unicode.GetBytes(source); var stringBuilder = new StringBuilder(); for (var i = 0; i < bytes.Length; i += 2) { stringBuilder.AppendFormat("\\u{0:x2}{1:x2}", bytes[i + 1], bytes[i]); } return stringBuilder.ToString(); } /// <summary> /// 字符串轉為UniCode碼字符串 /// </summary> /// <param name="s"></param> /// <returns></returns> public static string StringToUnicode(string s) { char[] charbuffers = s.ToCharArray(); byte[] buffer; StringBuilder sb = new StringBuilder(); for (int i = 0; i < charbuffers.Length; i++) { buffer = System.Text.Encoding.Unicode.GetBytes(charbuffers[i].ToString()); sb.Append(String.Format("\\u{0:X2}{1:X2}", buffer[1], buffer[0])); } return sb.ToString(); } /// <summary> /// Unicode字符串轉為正常字符串 /// </summary> /// <param name="srcText"></param> /// <returns></returns> public static string UnicodeToString(string srcText) { string dst = ""; string src = srcText; int len = srcText.Length / 6; for (int i = 0; i <= len - 1; i++) { string str = ""; str = src.Substring(0, 6).Substring(2); src = src.Substring(6); byte[] bytes = new byte[2]; bytes[1] = byte.Parse(int.Parse(str.Substring(0, 2), System.Globalization.NumberStyles.HexNumber).ToString()); bytes[0] = byte.Parse(int.Parse(str.Substring(2, 2), System.Globalization.NumberStyles.HexNumber).ToString()); dst += Encoding.Unicode.GetString(bytes); } return dst; }

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