Check basic types

[frohikey]

typeof(byte),
typeof(sbyte),
typeof(short),
typeof(ushort),
typeof(int),
typeof(uint),
typeof(long),
typeof(ulong),
typeof(float),
typeof(double),
typeof(decimal),
typeof(bool),
typeof(string),
typeof(char),
typeof(Guid),
typeof(DateTime),
typeof(DateTimeOffset)