Prototype and Inheritance
source link: https://dev.to/avinashvagh/prototype-and-inheritance-19mp
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Blog Goals:
- How inheritance makes coding efficient
- How do we achieve Inheritance in Js
- Object.create() method
- Everything in Js is object
- Prototype chain
- Prototype method available on the constructor function
- Difference between proto and prototype
- Creating your own array library
What is a prototype?
- A blueprint
- An original object from which a new object is created.
What is inheritance?
In simple terms, inheritance is the concept of one thing gaining the properties or behaviors of something else.
To say A inherits from B, is saying that A is a type of B.
-a Bird inherits from an Animal because a Bird is a type of Animal it has characteristics of every other animal, but other features as well.
Why Inheritance?
- It allows us to borrow properties and function methods of one object on another object. ( Inheritance )
- more reusable code How to use Prototypal Inheritance in Js?
There are two ways.
1. Object.create()
2. Constructor functions
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additional resources:
https://javascript.info/prototype-inheritance
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