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Understand OOP and common interview questions
2022-07-23 05:20:00 【Tiger knife snake evil】
OOP
Inherit -extends
abstract -abstract
Objects and constructors
Interface
polymorphic
Left father and right son
Parent class references child class object
Security
Upward transformation
Move down
encapsulation
OOP Keywords in
O word -static keyword
O word - this keyword
O word -super keyword
O word -abstract keyword
O word Q- Permission modifier -private
O word Q-public
OOP Interview questions
IDEA About China OOP Application
Class diagram
OOP Related design patterns
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