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  • C# Base64 操作类

    using System;
    using System.Text;
    
    namespace VWFC.IT.CUP.BLL.Util
    {
        /// <summary>
        /// Base64 tools
        /// </summary>
        public class Base64Util
        {
            /// <summary>
            /// Base64加密,采用utf8编码方式加密
            /// </summary>
            /// <param name="source">待加密的明文</param>
            /// <returns>加密后的字符串</returns>
            public static string Base64Encode(string source)
            {
                return Base64Encode(Encoding.UTF8, source);
            }
    
            /// <summary>
            /// Base64加密
            /// </summary>
            /// <param name="encodeType">加密采用的编码方式</param>
            /// <param name="source">待加密的明文</param>
            /// <returns></returns>
            public static string Base64Encode(Encoding encodeType, string source)
            {
                string encode = string.Empty;
                byte[] bytes = encodeType.GetBytes(source);
                try
                {
                    encode = Convert.ToBase64String(bytes);
                }
                catch
                {
                    encode = source;
                }
                return encode;
            }
    
            /// <summary>
            /// Base64解密,采用utf8编码方式解密
            /// </summary>
            /// <param name="result">待解密的密文</param>
            /// <returns>解密后的字符串</returns>
            public static string Base64Decode(string result)
            {
                return Base64Decode(Encoding.UTF8, result);
            }
    
            /// <summary>
            /// Base64解密
            /// </summary>
            /// <param name="encodeType">解密采用的编码方式,注意和加密时采用的方式一致</param>
            /// <param name="result">待解密的密文</param>
            /// <returns>解密后的字符串</returns>
            public static string Base64Decode(Encoding encodeType, string result)
            {
                string decode = string.Empty;
                byte[] bytes = Convert.FromBase64String(result);
                try
                {
                    decode = encodeType.GetString(bytes);
                }
                catch
                {
                    decode = result;
                }
    
                return decode;
            }
    
        }
    }
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  • 原文地址:https://www.cnblogs.com/hofmann/p/11290339.html
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