#RUN COMMAND ON MAC USING PACKAGE INSTALL#
#RUN COMMAND ON MAC USING PACKAGE CODE#

After making desired changes, save the file. Now, open the src > App.js file and make changes which you want to display on the screen.

README.md: It provides the documentation to read about React topics.

It gives information to npm, which allows to identify the project as well as handle the project?s dependencies.

package.json: It holds various metadata required for the project.

It will be ignored if it finds any other place rather than the top-level package.

package-lock.json: It is generated automatically for any operations where npm package modifies either the node_modules tree or package.json.

Here, the App.js file always responsible for displaying the output screen in React.

src: It contains the App.css, App.js,, index.css, index.js, and serviceWorker.js files.

It contains the index.html where React will mount the application by default on the element.

public: It holds the public assets of the application.

node_modules: It contains the React library and any other third party libraries needed.In React application, there are several files and folders in the root directory. Our project's default structure looks like as below image. NPM is a package manager which starts the server and access the application at default server Now, we will get the following screen. Run the following command to check the Node version in the command prompt. Let us check the current version of Node and NPM in the system. To create a React Project using create-react-app, you need to have installed the following things in your system. The Create React App is maintained by Facebook and can works on any platform, for example, macOS, Windows, Linux, etc. This tool sets up the development environment, provides an excellent developer experience, and optimizes the app for production.

#RUN COMMAND ON MAC USING PACKAGE CODE#

This tool is wrapping all of the required dependencies like Webpack, Babel for React project itself and then you need to focus on writing React code only. It does not take any configuration manually. The create-react-app is an excellent tool for beginners, which allows you to create and run React project very quickly.

#RUN COMMAND ON MAC USING PACKAGE INSTALL#

For this, you need to install the package using NPM, and then run a few simple commands to get a new React project. Create React App CLI tool removes all that complexities and makes React app simple. It uses many dependencies, configuration files, and other requirements such as Babel, Webpack, ESLint before writing a single line of React code. Starting a new React project is very complicated, with so many build tools.

Run command on mac using package