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/// <summary> /// 将字符串使用base64算法加密 /// </summary> /// <param name="code_type">编码类型(编码名称) /// * 代码页 名称 /// * 1200 "UTF-16LE"、"utf-16"、"ucs-2"、"unicode"或"ISO-10646-UCS-2" /// * 1201 /// <summary> /// 将字符串使用base64算法加密 /// </summary> /// <param name="code_type">编码类型(编码名称) /// * 代码页 名称 /// * 1200 "UTF-16LE"、"utf-16"、"ucs-2"、"unicode"或"ISO-10646-UCS-2" /// * 1201 "UTF-16BE"或"unicodeFFFE" /// * 1252 "windows-1252" /// * 65000 "utf-7"、"csUnicode11UTF7"、"unicode-1-1-utf-7"、"unicode-2-0-utf-7"、"x-unicode-1-1-utf-7"或"x-unicode-2-0-utf-7" /// * 65001 "utf-8"、"unicode-1-1-utf-8"、"unicode-2-0-utf-8"、"x-unicode-1-1-utf-8"或"x-unicode-2-0-utf-8" /// * 20127 "us-ascii"、"us"、"ascii"、"ANSI_X3.4-1968"、"ANSI_X3.4-1986"、"cp367"、"csASCII"、"IBM367"、"iso-ir-6"、"ISO646-US"或"ISO_646.irv:1991" /// * 54936 "GB18030" /// </param> /// <param name="code">待加密的字符串</param> /// <returns>加密后的字符串</returns> public static string EncodeBase64(string code_type, string code) { string encode = ""; byte[] bytes = Encoding.GetEncoding(code_type).GetBytes(code); //将一组字符编码为一个字节序列. try { encode = Convert.ToBase64String(bytes); //将8位无符号整数数组的子集转换为其等效的,以64为基的数字编码的字符串形式. } catch { encode = code; } return encode; } /// <summary> /// 2013-11-05 新增 /// 将字符串使用base64算法解密 /// </summary> /// <param name="code_type">编码类型</param> /// <param name="code">已用base64算法加密的字符串</param> /// <returns>解密后的字符串</returns> public static string DecodeBase64(string code_type, string code) { string decode = ""; byte[] bytes = Convert.FromBase64String(code); //将2进制编码转换为8位无符号整数数组. try { decode = Encoding.GetEncoding(code_type).GetString(bytes); //将指定字节数组中的一个字节序列解码为一个字符串。 } catch { decode = code; } return decode; } 调用方式: 加密 EncodeBase64("UTF-16LE", “原始字符”); |
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