1.static
Static and non-static member
Initialization, singleton
2.class template
3.funcation template
4.namespace using
.........
Inheritance, complex, commissioned
1.composition (composite)
has-a
Constructor and destructor: structure from inside to outside (the inside of the default constructor, added by the compiler is to call the default configuration version) from outside to inside destructor
2.delegation (commission)
That pimpl
3. inheritance is-a
First base structure from the inside out
Destructor from outside to inside their first
4. virtual functions and polymorphism
