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Showing posts with the label babel core

Export Import component in react

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 Export Import component in react See installation and configuration in my other blog Now Create a file into a public folder or anywhere into Root directory inside your project folder Create to directory into root directory         mkdir public           mkdir src Create two new into public folder index.html index.js Create two new file into src folder main.js  item.js Copy and paste code into index.html <!DOCTYPE html> <html> <head> <title>React - demo</title> </head> <body> <div id="root"></div> <script src="index.js"></script> </body> </html> Now into item.js import React from 'react'; class Item extends React.Component{ render(){ return( <div> Hello Item </div> ); } } export default Item; // you must have to make component exportable Now into main.js import React from 'react&#
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Install webpack in react Application || install babel

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Run this commands form terminal or cmd npm init npm i webpack --save-dev npm i webpack-cli --save-dev  npm install -D babel-loader @babel/core @babel/preset-env webpack  npm i @babel/preset-react --save-dev npm i babel-core --save-dev npm i babel-preset-env --save-dev npm i babel-preset-es2015 babel-preset-react babel-preset-stage-0 --save-dev npm i react react-dom --save-dev npm install webpack-dev-server -g   // In window and mac os this command will not work then use this npm i webpack-dev-server --save-dev Create a new file named Webpack.config.js into root directory copy and paste this code into webpack.config.js file var path = require('path'); module.exports = {    entry: './src/main.js', // Bundle all assets from this location together    output: {        filename: 'index.js', // Output to this file        path: path.resolve( __dirname, 'public' ), // In this location    },    module: {        rules: [        
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React Application by Webapck || webpack install

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Create a directory into your local         for windows            mkdir react-demo         for linux                       mkdir react-demo Go to directory             cd react-demo Type npm init            for installing node and creating package.json file npm i webpack --save-dev           create dependency by webpack npm i webpack-cli --save-dev           This cmd is used to create dependency for webpack-cli in package.json file.           Like -             "devDependencies": {            "webpack": "^4.16.2",            "webpack-cli": "^3.1.0"             } npm install -D babel-loader @babel/core @babel/preset-env webpack "devDependencies": {    "babel-core": "^6.26.3",    "babel-loader": "^7.1.5",    "babel-preset-env": "^1.7.0",    "webpack": "^4.16.2",    "webpack-cli":
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What is WebPack || WebPack React app by webpack || babel loader || babel core || babel

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Webpack is a tool that puts all your assets including images,javascript ,fonts and css in a dependency graph entry point: is the file webpack looks for to start building your Javascript bundle webpack’s main strength is code splitting. It introduce a production mode and development mode. As ,, Syntax of  ReactJS is based on ES6. old browsers doesn’t understand ES6. So , to run JS we need something which transform our ES6 code to browser understand language , the same thing is done by babel-loader. Babel-loader is a webpack loader for transpiling ES6 and above , down to ES5. For this, you need three things - babel-core, babel-loader, babel-preset-env   Commands- 1. npm init: This cmd create a package.json file . 2.npm i webpack --save-dev: This cmd generate dependencies for webpack in package.json file. Like "devDependencies": {    "webpack": "^4.16.2"  } 3. npm i webpack-cli --save-dev : This cmd is
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