Decode base 64 String to String - CSharp System

CSharp examples for System:String Base64

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Description

Decode base 64 String to String

Demo Code


using System.Threading.Tasks;
using System.Text;
using System.Linq;
using System.Collections.Generic;
using System;/*  w  w w  .  j a  v  a2  s .  co m*/

public class Main{
        public static string Decode(string data)
        {
            try
            {
                System.Text.UTF8Encoding encoder = new System.Text.UTF8Encoding();
                System.Text.Decoder utf8Decode = encoder.GetDecoder();

                byte[] todecode_byte = Convert.FromBase64String(data);
                int charCount = utf8Decode.GetCharCount(todecode_byte, 0, todecode_byte.Length);
                char[] decoded_char = new char[charCount];
                utf8Decode.GetChars(todecode_byte, 0, todecode_byte.Length, decoded_char, 0);
                string result = new String(decoded_char);
                return result;
            }
            catch (Exception e)
            {
                throw new Exception("Error in base64Decode" + e.Message);
            }
        }
}

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