Types of design pattern?

There are 3 types of design pattern mainly.

1.Creational design pattern.

2.Structural  design pattern .

3.Behavioral design pattern .

1.Creational design pattern: Mainly focus on object creation mechanism ,which provides flexibility and reuse of existing code.

Types of creational design pattern-

       1.Singleton

       2.Factory

       3.Builder

       4.Abstract factory

       5.Prototype

2.Structural design pattern: Structural design pattern explain how to assemble objects and classes into larger structure while keeping these structure flexible and efficient .

Types of structural design pattern:

      1.Adapter

      2.Composite 

      3.Proxy

      4.Fly weight

      5.Facade 

      6.Decorator

      7.Bridge

3.Behavioral design pattern: This design pattern is concerned with algorithm and the assignment of responsibilities among object not to compose each other .

ex:

 1.observer

2.Memento

3.Strategy

4.Iterator

5.Chain

6.Command

7.State

8.Visitor