十六进制字符串转化成字符串输出「建议收藏」

///<summary> /// 从16进制转换成汉字 /// </summary> /// <param name="hex"></param> /// <param name="charset">编码,如"utf-8","gb2312"</param> /// <returns></returns> public string HexToStr(string hex, string charset) { if (hex == null) throw new ArgumentNullException("hex"); hex = hex.Replace(",", ""); hex = hex.Replace("\n", ""); hex = hex.Replace("\\", ""); hex = hex.Replace(" ", ""); if (hex.Length % 2 != 0) { hex += "20";//空格  } // 需要将 hex 转换成 byte 数组。  byte[] bytes = new byte[hex.Length / 2]; for (int i = 0; i < bytes.Length; i++) { try { // 每两个字符是一个 byte。  bytes[i] = byte.Parse(hex.Substring(i * 2, 2), System.Globalization.NumberStyles.HexNumber); } catch { // Rethrow an exception with custom message.  throw new ArgumentException("hex is not a valid hex number!", "hex"); } } System.Text.Encoding chs = System.Text.Encoding.GetEncoding(charset); return chs.GetString(bytes); }

public string HexToStr(string mHex) // 返回十六进制代表的字符串
        {
            mHex = mHex.Replace(" ", "");
            if (mHex.Length <= 0) return "";
            byte[] vBytes = new byte[mHex.Length / 2];
            for (int i = 0; i < mHex.Length; i += 2)
                if (!byte.TryParse(mHex.Substring(i, 2), NumberStyles.HexNumber, null, out vBytes[i / 2]))
                    vBytes[i / 2] = 0;
            return ASCIIEncoding.Default.GetString(vBytes);
        }

 public string StrToHex(string mStr) //返回处理后的十六进制字符串  { return BitConverter.ToString( ASCIIEncoding.Default.GetBytes(mStr)).Replace("-", " "); } 

 /// <summary> /// 16进制字符串转字节数组 /// </summary> /// <param name="hexString"></param> /// <returns></returns> public static byte[] strToToHexByte(string hexString) { hexString = hexString.Replace(" ", ""); if ((hexString.Length % 2) != 0) hexString += " "; byte[] returnBytes = new byte[hexString.Length / 2]; for (int i = 0; i < returnBytes.Length; i++) returnBytes[i] = Convert.ToByte(hexString.Substring(i * 2, 2).Trim(), 16); return returnBytes; }