Design Pattern

Introduction

In software engineering, a design pattern is a general repeatable solutions to a commonly occurring problem in software design. A design pattern isn't a finished design that can be transformed directly into code. It is a description or template for how to solve a problem that can be used in many different situations.

Type of Design Patterns

Generally design pattern can be broken down into three types.

1. Creational
2. Structural
3. Behavioral

Here I gave ten popular design patterns example

1. Adapter
2. Decorator
3. Dependency Injection
4. Facade
5. Factory
6. Iterator
7. Observer
8. Proxy
9. Singleton
10. Strategy

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