Convert.ToBase64CharArray
using System;
using System.Data;
using System.Text.RegularExpressions;
using System.Text;
class Class1{
static void Main(string[] args){
Console.WriteLine(Base64EncodeBytes(new byte[5] {45,34,23,54,38}));
}
public static string Base64EncodeBytes(byte[] inputBytes)
{
// Each 3 byte sequence in inputBytes must be converted to a 4 byte sequence
long arrLength = (long)(4.0d * inputBytes.Length / 3.0d);
if ((arrLength % 4) != 0)
{
// increment the array lenght to the next multiple of 4 if it is not already divisible by 4
arrLength += 4 - (arrLength % 4);
}
char[] encodedCharArray = new char[arrLength];
Convert.ToBase64CharArray(inputBytes, 0, inputBytes.Length, encodedCharArray, 0);
return (new string(encodedCharArray));
}
}
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