What Is React?

React is a javascript library for building user interfaces. Someone called react is a framework. They are wrong. React is not a framework, React is a javascript library. Recently React is popular for single-page applications and react is also famous for code reusability.

How React works:

React…

Primitive Data Type:

There are seven primitive data types. These are string, number, boolean, null, undefined, Symbols, bigInts.

Example:

console.log(typeOf(“My book”))

Output will be string

console.log(typeOf(23))

Output will be number

console.log(typeOf(22%2==0))

Output will be true which is a boolean value

Others types:

Other types are objects and function. Array consider…

Javascript is a dynamic language, its syntaxes are similar to others programming languages. like java and c.

Javascript is called a functional programming language. They have objects, functions, and variables.

Similar to other programming languages they have string, loop, and function. Javascript also called an object-oriented programming language.

Variable

parseInt()…

Sajid Rahamn

I am a Mern Stack web developer.

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