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How to install Node and set the correct directory

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2023-04-17 16:43:51748browse

Node.js is a JavaScript development language that runs on the server side. It can be used to quickly develop high-performance network applications, command line tools and other applications. If you haven't installed Node.js yet, let me teach you how to install Node.js and set the correct installation directory.

Step one: Download the Node.js installation file

First, you need to go to the official website of Node.js: https://nodejs.org/en/. In this website, you You can download the latest Node.js installation package. Click the "Download" button to download the installation file suitable for your system.

Step 2: Install Node.js

After the download is complete, double-click to open the file and follow the prompts to perform the installation step by step. During the installation process, please make sure that your installation directory is correct. Normally, just install to the default directory.

Step 3: Set environment variables

After the installation is complete, you need to add the Node.js installation directory to the system environment variables so that you can use Node directly in any directory. js command. The specific setting steps are as follows:

  1. Open "My Computer", right-click "Properties" and enter "Advanced System Settings".
  2. In the new window, select the "Environment Variables" tab, find "path" in "System Variables", and click "Edit".
  3. Click "New", enter your Node.js installation directory in the pop-up box, such as "C:\Program Files\nodejs", and click "OK".
  4. After confirmation, click "OK" to close all windows, reopen the command line tool, and enter the "node -v" command. If the version number information appears, it means that Node.js has been installed successfully.

Summary

At this point, the installation and directory setting of Node.js have been completed. If you have other questions, you can also go to the Node.js official website to find official documents. refer to. If you can freely use Node.js now, we can look forward to discovering more technical research and development innovations from you!

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