Swift Learning Day006

9. Classes (Class) 9.1 constructs

　　

　　

9.2 Whether the class is a value type or a reference type

　　

　　

9.3 Identities

　　

9.4 About pointers

　　

Construction of Class 9.5 init () and destructor deinit{}

　　

Inheritance of Class 9.6 (inheritance) 9.6.1 subclass inherits the definition of the parent class

9.6.2 constructor modification and access to properties and methods of the parent class

9.6.3 override (overriding) 9.6.3.1 override method 9.6.3.2 override property

　　　　　

↓↓ is optional when calling a method name that is present in the parent class child class

9.6.3.3 overriding property observers

　　　　

9.6.3.4 prevents rewriting (@final) plus prevents rewriting

*ibook's Code

Swift Learning Day006