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May 21, 2021

Some JavaScript Features Every JS Developer Should Know

There is list of them below: Using letand const instead of var keyword to declare a variable Hoisting Spread Operator (…) Arrow function Default parameter in function declaration Use of let and const Before knowing about let and const, we need to know about var keyword and how it works. var keyword is used to declare in older JavaScript. And this…

Javascript Features

4 min read

Some JavaScript Features Every JS Developer Should Know
Some JavaScript Features Every JS Developer Should Know

May 20, 2021

JavaScript ‘Map’ and ‘Set’ Constructor

Definition Both Set() and Map() are nothing but two different types of object maker I mean ‘constructor’ introduced in ES6. Set() constructor is used to store unique values of any type. Map() constructor is used to store key-value pairs where both key and value can be any type of data. [N…

Map And Set In Javascript

3 min read

JavaScript ‘Map’ and ‘Set’ Constructor
JavaScript ‘Map’ and ‘Set’ Constructor
Rakibul Hasan

Rakibul Hasan

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