public struct Foo
{
public byte Byte1;
public int Int1;
}
public struct Bar
{
public byte Byte1;
public byte Byte2;
public byte Byte3;
public byte Byte4;
public int Int1;
}
void Main()
{
Console.WriteLine(Marshal.SizeOf(typeof(Foo)));
Console.WriteLine(Marshal.SizeOf(typeof(Bar)));
}