[c++] Scalar type

Reference: What is a scalar Object in C++?


Types in C++ are:

• Object types: 
• scalars
• arithmetic (integral, float)
• pointers: T * for any type T
• enum
• pointer-to-member
• nullptr_t
• arrays
• T[] or T[N] for any complete, non-reference type T
• classes (class Foo or struct Bar)
• Trivial classes 
• Aggregates 
• POD classes 
• (etc. etc.)
• unions
• union Zip
• Reference types
• T &, T && for any object or free-function type T
• Function types
• Free functions: R foo(Arg1, Arg2, ...)
• Member functions: R T::foo(Arg1, Arg2, ...)
• (Member types) [see below]
• void