Base64 Header Example

Int32ToBase64.cs

void Main()
{
	"99999999".Dump();
	Int32ToBase64(99999999).Dump();
}

private static readonly char[] EqualsChar = { '=' };
private static string Int32ToBase64(int i)
{
	try
	{
		var raw = BitConverter.GetBytes(i);
		if (BitConverter.IsLittleEndian) Array.Reverse(raw);
		int offset = 0;
		while (offset < 3 && raw[offset] == 0) { offset++; }
		return Convert.ToBase64String(raw, offset, 4 - offset).TrimEnd(EqualsChar);
	}
	catch
	{
		return "";
	}
}