How to install nodejs with nvm

nvm is a Node.js version manager that helps users install and manage multiple Node.js versions on the same machine. This article will describe how to install nvm on Linux and macOS operating systems, and use nvm to install and manage Node.js versions.

Install nvm

Linux

To install nvm on Linux, you need to execute the following command in the terminal:

curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.38.0/install.sh | bash

The above command will be from the official GitHub repository of nvm Download and execute the nvm installation script. After the installation is completed, you need to restart the terminal to make nvm take effect. You can use the following command to test whether the installation is successful:

command -v nvm

If nvm is output, nvm has been successfully installed.

macOS

To install nvm on macOS, you need to use the Homebrew command line tool to install it. The specific steps are as follows:

1. First install Homebrew. If it is already installed, you can jump Go through this step. Execute the following command in the terminal to install Homebrew:

/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"

2. Use Homebrew to install nvm, execute the following command:

brew install nvm

3. After the installation is complete, you need to Add the following content to the terminal's configuration file (such as ~/.bashrc, ~/.zshrc):

export NVM_DIR=~/.nvm
source $(brew --prefix nvm)/nvm.sh

4. Reopen the terminal or execute source ~/.bashrc Command to make the configuration file take effect.

Use nvm to install and manage Node.js

After installing nvm, you can use the nvm command to manage the Node.js version. The following are commonly used commands for nvm:

• nvm install <version>: Install the specified version of Node.js.
• nvm use <version>: Use the specified version of Node.js.
• nvm ls: List installed Node.js versions.
• nvm ls-remote: List all available Node.js versions.
• nvm alias <name> <version>: Create an alias for the specified version of Node.js.
• nvm current: Displays the Node.js version currently in use.

The following demonstrates how to use nvm to install and switch different versions of Node.js.

Install Node.js

You can use the following command to install any version of Node.js:

nvm install <version>

For example, to install the latest stable version:

nvm install stable

Install the specified version of Node.js:

nvm install 14.17.5

Switch Node.js version

After installing multiple versions of Node.js, you can use the following command to switch versions:

nvm use <version>

For example, switch to the latest stable version:

nvm use stable

Switch to a specified version of Node.js:

nvm use 14.17.5

List installed versions

You can use the following command To list installed Node.js versions:

nvm ls

List available versions

You can use the following command to list all available Node.js versions:

nvm ls-remote

Create alias

You can use the following command to create an alias for the specified version of Node.js:

nvm alias <name> <version>

For example, create an alias for the Node.js version number 14.17.5default:

nvm alias default 14.17.5

Display the version currently being used

You can use the following command to view the Node.js version currently being used:

nvm current

Summary

nvm is a simple and easy-to-use Node.js version management tool that can easily install and manage multiple Node.js versions. Through the introduction of this article, readers should have a certain understanding of the installation and use of nvm, and can start to experience running different versions of Node.js on the same machine.

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