In this article, we will learn how to generate a PDF in ReactJS spplications. Generating a PDF of reports or invoices or any other documents in web application is the basic requirement. In this article we use the following libraries to create our pdf. Rendering React as a pdf is generall...
Use import/export (ES6 Module) to Import JS File Into ReactJS Let’s begin by importing and exporting using the ES6 method. But, first, create the method and constants listed below in a file called helper.js. export function greetFunction(name) { return `Hello, ${name}`; } export cons...
importReact,{useCallback,useMemo}from'react';import{useDropzone}from'react-dropzone';constbaseStyle={display:'flex',flexDirection:'column',alignItems:'center',padding:'20px',borderWidth:2,borderRadius:2,borderColor:'#eeeeee',borderStyle:'dashed',backgroundColor:'#fafafa',color:'#bdbdbd',tran...
Then, we'll create a new component calledSingleFileUploaderinsrc/components/SingleFileUploader.tsx. For starters, we will show how to add a file picker in React and have the user interact with it. Here's the code: Copy importReact,{useState}from'react';constSingleFileUploader=()=>{const[...
https://dev.to/wellpaidgeek/how-to-write-custom-hooks-in-react-1ana https://dev.to/patrixr/react-writing-a-custom-api-hook-l16 refs https://reactjs.org/docs/hooks-custom.html https://reactjs.org/docs/hooks-rules.html ©xgqfrms 2012-2025 ...
Now, delete the lineimport logo from './logo.svgand everything after the return statement in the function. Change it to returnnull. The final code will look like this: jsx-tutorial/src/App.js importReactfrom'react';import'./App.css';functionApp(){returnnull;}exportdefaultApp; ...
Now, perform testing of React Components with the help of Jest. In this example, you shall test the ‘HelloWorld’ component which contains the text ‘helloworld’. Step 1: Install Jest npm install --save-dev jest Step 2: Write a Test Create a .test.js file and paste the following test...
Why Should I Create Mobile App Using React JS? Here are some reasons to create a React mobile app or React native app: Supports Cross-Platform Application Development By using React JS, you can build app React JS for a variety of platforms, including iOS and Android platforms. Therefore, yo...
The React component is smart enough to inherit the prop types. In the example,titleis a required property, however, since we've defined a default prop, it automatically becomes optional. TypeScript won't throw an error if we don't add atitleprop in this case, even though it's required...
To create a Hello World application in React, modify the App.js as: importlogofrom'./logo.svg'; import'./App.css'; functionApp(){ return( Hello World! ); } exportdefaultApp; The changes are updated in real-time in the browser and...