Nowadays, validation of mobile number input is a required feature for any application, and it requires validation of the length of the mobile number. Many apps use the mobile number for authentication purposes, sending OTP to users' mobile numbers for successful authentication. If the user enters the wrong mobile number, the app can face issues with sending OTP. So, before the user submits the mobile number for registration or authenticates the app, our app should validate the length of the mobile number. This tutorial will teach us various approaches to validating a mobile number using ReactJs. Before we start, users ... Read More

ReactJS is a popular JavaScript library that has gained immense popularity in the last few years. It provides an efficient way to build complex user interfaces with reusable components. One of the essential features that make ReactJS a powerful tool is the way it handles props. Props are properties that are passed down to components, allowing for customization and dynamic rendering of data. Destructuring of Props is a feature in ReactJS that makes it easier to handle props in components. In this tutorial, we'll explore the concept of destructuring in JavaScript and how it can be used in ReactJS to ... Read More

ReactJS is a popular JavaScript library for building user interfaces. It provides developers with a flexible and efficient way to create interactive web applications. Time pickers are commonly used in applications where users need to select a specific time slot for booking appointments, scheduling events, or reserving resources. A time picker allows users to easily select the desired time and ensures accurate time allocation. In this article, we will create a time picker in steps using reactjs. Setting Up the React App First, let's set up a new React application using Create React App. Open your terminal and run the ... Read More

Two well-liked JavaScript-based front-end web development frameworks used to create contemporary online apps are AngularJS and ReactJS. Although though both frameworks can handle data-driven applications, for example, they differ greatly in terms of their design, programming paradigms, and development strategies. Developers must be aware of the differences between AngularJS and ReactJS in order to choose the best framework for their individual project requirements. We will compare and contrast AngularJS and ReactJS in this lesson, outlining their advantages and disadvantages to assist developers in selecting the ideal framework for their web development projects. What is AngularJS? An open-source front-end web ... Read More

What is Send Axios Delete? Deleting data from a backend using ReactJS and Axios can be a challenging task. However, with the right approach and knowledge, you can easily achieve this task. In this article, we'll explore how to send an Axios delete request to the backend in ReactJS using JavaScript. We'll cover two different approaches with code and explanations, as well as two working examples. So, let's dive in! Algorithm To commence our discourse, it is of utmost importance to apprehend the procedure for transmitting an Axios obliteration entreaty to the back end when utilizing ReactJS. Here are the ... Read More

Dark mode has become one of the important aesthetic additions that one might think in recent years. It offers several benefits like reduced eye strain, improved accessibility, and a modern aesthetic. And this might be tempting enough for you to add this functionality to your web pages. And this might even be way easier than you might actually think. By combining two of the most widely used frameworks ReactJS and Tailwind CSS, you can add dark mode to your web pages quickly and easily. useState() Hook useState is a hook in React that allows you to add state to your ... Read More

Hot-Reloading is adding dynamic functionality to the react application on the web browser. This means if we change something in the code of the application it immediately reflects this change on the web application front. But before “reloading” anything we must know “loading”, that is to make some ReactJs project on the Node Docker container. Creation and Containerization of React App Step 1: React app Use the prebuild commands to create a basic react application. Example $npx create-react-app reactapp Output npx: installed 67 in 19.076s Creating a new React app in /home/hemant/project/reactapp. Installing packages. This might take ... Read More

In this article, we are going to see how to validate a URL (Uniform Resource Locator) in a React application.To validate a URL, we are going to install a third-party package of ‘validator’ which is used to validate the URL. Example of a valid and an invalid URL are as follows −Valid URL − https://www.tutorialspoint.com/Invalid URL − https://www.tutorialspointInstalling the modulenpm install validatorORyarn add validatorNpm is the node package manager which manages our React package but yarn is the more secure, faster and lightweight package manager.ExampleIn this example, we will build a React application which takes a URL input from the ... Read More

In this article, we are going to see how to access the keycode which the user has pressed in a React applicationTo detect the keycode or the key which the user has pressed from his keyboard then React has a predefined onKeyPress event for this. Although it is not fired for all keys like ALT, CTRL, SHIFT, ESC but it can detect other keys properly.The order of event firing is −onKeyDown − Fired when the user is pressing the keyonKeyPress − Fired when the user has pressed the keyonKeyUp − Fired when the user releases the keyExampleIn this example, we will ... Read More

In this article, we will learn how to show a loader while the component is being lazily loaded.When the components are lazily loaded, it requires a fallback to be shown to indicate that the component is being loaded in the DOM.SyntaxExampleIn this example, we will build a Routing application that lazily loads the component and displays a loader while the component is being loaded lazily.App.jsximport React, { Suspense, lazy } from 'react'; import { BrowserRouter as Router, Route } from 'react-router-dom'; import Loader from './Loader.js'; const Contact = lazy(() => import('./Contact')); const App = () => (   ... Read More