How to download nodejs on mac

Installing Node.js on a mac is a relatively simple task that only requires following a few simple steps. This article will provide you with a detailed guide.

Step 1: Download the installer

First, visit the Node.js official website, click the "Download" button, select the "macOS Installer" option, and download the latest version of Node.js.

Step 2: Install Node.js

After the download is complete, double-click the downloaded .dmg file, and then double-click the .pkg file to enter the Node.js installation wizard. In the installation wizard, you need to agree to the license agreement, select the installation location of Node.js (it is recommended to use the default location), and complete the installation.

Step 3: Test Node.js

After completing the installation, open the Terminal and enter the following command to test:

node -v

This command will output Node.js version number. If you can see the version number, Node.js has been successfully installed on your computer.

Step 4: Use npm

npm is the package manager for Node.js, allowing you to quickly install various Node.js packages and modules. To use npm, you just need to enter the following command in the terminal:

npm -v

This command will output the version number of npm. If you don't get the version number, please execute the following command in the terminal:

sudo chown -R $USER /usr/local

This command will change the owner of the /usr/local directory to your username so that you can install npm packages and modules.

Step 5: Install global modules

Some Node.js modules need to be installed in the global environment. To install a global module, execute the following command in the terminal:

npm install -g <module-name>

where is the name of the global module you want to install. For example, if you want to install the global Bower module, enter the following command:

npm install -g bower

Step 6: Uninstall Node.js

If you need to uninstall Node.js, just uninstall Node.js in the terminal Execute the following command:

sudo rm -rf /usr/local/lib/node*
sudo rm -rf /usr/local/include/node*
sudo rm -rf /usr/local/bin/node*
sudo rm -rf /usr/local/share/man/man1/node.1*

This command will delete all Node.js files and directories.

Summary

Installing Node.js is one of the basic steps for web development on a mac computer. In this article, we introduce how to download, install and uninstall Node.js on Mac computers, and learn how to use npm. Hope these guides are helpful.

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