Correct way to upgrade NPM and node

NPM update:

1. Check the current version of NPMCopy the code

npm -v
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2. The official website provides commandsCopy the code

npm install npm@latest -g
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Installation will be automatically completed after running:

Update node:

1. Check the current version of NodeCopy the code

node -v
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2. Clear the NPM cacheCopy the code

sudo npm cache clean -f
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3. Install the N moduleCopy the code

sudo npm install -g n
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4. Install the latest stable versionCopy the code

sudo n stable
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You can also customize your own version:

Sudo n 8.1.2Copy the code

5. View the Node version and check whether the upgrade is successfulCopy the code

node -v
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If this method does not work, you can only solve the problem by force (download the latest stable version from the official website and overwrite the installation…).

Check the path where Node is already installed before overwriting:

where node
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nodejs.org/zh-cn/

Installation process: Next step… The next step.. The next step. Can be installed (pay attention to overwrite installation)