Detailed explanation of how to update npm and node under windows-JS Tutorial-php.cn

Detailed explanation of how to update npm and node under windows

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Release： 2018-01-05 13:18:15

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This article mainly introduces the method of updating npm and node under windows. The editor thinks it is quite good, so I will share it with you now and give it as a reference. Let’s follow the editor to take a look, I hope it can help everyone.

The company's new project is about to start, and it needs to use Angular 4.0 and use the webpack tool for packaging. So you need to install node. The installation of node is very simple. Go to node's official website nodejs.org to download the msi installation package. Currently, the latest version of node is v8.1.2 (open this official website and the most suitable version will be recommended for you based on your system)

After the download is successful, you can install it. By default, it is installed in the C:\Program Files\nodejs folder. Click Next to complete the installation.

It is the first time to install node on the company's computer, but the computer at home needs to update node.

Now enter the topic of this article, the installation of npm and node under windows system.

I saw someone asking "How do I update node and npm on windows?" on stackoverflow. How to update npm and node under windows system. I looked up some methods online and tried them all myself.

First, let’s talk about npm updates:

Check your npm version:

 npm -v

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Check the official documentation and you will see that using the command npm install npm@latest -g

## will automatically complete the installation:

The red arrow indicates the version number of the new npm installed. Below are some package files.

After installation, check the version number and it will become 5.0.3.

Second, let’s talk about node updates:

Many opinions on the Internet are to install n module first sudo npm install -g n (Clear npm cache cache sudo npm cache clean -f before this), refer to this article http://www.jb51.net/article/52409.htm.

But my computer looks like this after execution:

Finally, I re-downloaded the new version of the msi installation package, and then overwritten and installed the previous version. to complete the update operation.

When we overwrite, we need to check the path where node was previously installed. Use the command where node

That is to say, I previously installed it in C:\Program Files \nodejs folder. The overlay installation method is the same as the first installation method mentioned above, except that the installation path is selected as the same path as before.

Check the node version later:

It has been updated to v8.1.2.

In fact, installing node will synchronously update the version number of npm. If you select the latest node version, then npm will also be the latest version, so if you just want to update npm, you don’t need to update node. .

Related recommendations:

Analysis of node modules and npm package management tools

Use nvm to manage different versions of node and npm

Detailed explanation of how nvm manages different versions of node and npm

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