official Node.js website<\/a>.<\/p>\nUpdating the Package Manager<\/h3>\n
After installation, check if npm is up to date and update it if necessary. Enter the following command in the console:<\/p>\n
npm install -g npm@latest<\/code><\/pre>\n3. Creating a React App<\/h2>\n
Now let’s create a new React project using create-react-app. Enter the following command in the console:<\/p>\n
npx create-react-app my-diary-app<\/code><\/pre>\nNavigate to the project folder:<\/p>\n
cd my-diary-app<\/code><\/pre>\nThen, start the development server:<\/p>\n
npm start<\/code><\/pre>\nNavigate to http:\/\/localhost:3000<\/strong> in your browser to check if the default React page is displayed.<\/p>\n4. Adding React Router<\/h2>\n
Now, let’s install React Router to add routing functionality to the application. Enter the following command to install React Router:<\/p>\n
npm install react-router-dom<\/code><\/pre>\nOpen the app\/src\/index.js file and set up the router:<\/p>\n
import { BrowserRouter as Router } from 'react-router-dom';<\/code><\/pre>\nWrap the app with the Router:<\/p>\n
\n ReactDOM.render(\n \n <\/App>\n <\/Router>,\n document.getElementById('root')\n );<\/code><\/pre>\n5. Building Components<\/h2>\n
Now, let’s create components to set up the pages for routing. We will create a diary list page and a diary creation page.<\/p>\n
Diary List Component<\/h3>\n
Create app\/src\/components\/DiaryList.js and enter the following code:<\/p>\n
\n import React from 'react';\n\n const DiaryList = () => {\n return (\n \n
Diary List<\/h2>\n \n - Title: Day One, Content: I felt good today.<\/li>\n
- Title: Day Two, Content: The weather was nice.<\/li>\n {\/* You can add more diaries *\/}\n <\/ul>\n <\/div>\n );\n };\n\n export default DiaryList;<\/code><\/pre>\n
Diary Creation Component<\/h3>\n
Create app\/src\/components\/CreateDiary.js and enter the following code:<\/p>\n
\n import React from 'react';\n\n const CreateDiary = () => {\n return (\n \n
Create Diary<\/h2>\n