I am learning Full stack development using MERN Technology.
Problems using map(), filter() and reduce(). Q1. Write an ES6 function that takes an array of numbers and returns an array with each number incremented by 3 using the map method. // Your ES6 function here const incrementNumbers = (numbers) => { ret...
What is the purpose of the reduce() function in JavaScript? The reduce() function is used to reduce an array to a single value. It applies a function against an accumulator and each element in the array (from left to right) to reduce it to a single ...
What is Props? Props stands for properties. Props are used to transferdata from one component to other another. Props are read-only. Props are just like a function in JavaScript. Example of Props: App.jsx import React from 'react'; import './Ap...
Step 1. Go to MongoDB's official website i.e. https://www.mongodb.com/ Click on try free and create your account. Step 2. After Sign in, you will land on this page Just select Free M0, provider, region, and Name as per your preferences, As yo...
All about Props and State.. Why do we need props and a state? → In real-time applications, Components must deal with dynamic data. → Data could be something internal to a component or maybe passed from another component. So to bind the data to the c...
Scopes, Built-in functions, Higher order