Kill lui lei Dog---Common commands for NPM in node. JS---2node.js

NPM Install <name>

Installing the Nodejs Dependency Package

For example, npm install Express installs the latest version of Express by default, or you can install the specified version by adding the version number later, such as NPM Install [email protected]

NPM Install <name>-G

To install a package into a global environment

But in the code, the direct way through require () is that there is no way to call a globally installed package. The global installation is for the command line, as if the Vmarket is installed globally, you can run the VM command directly on the command line

NPM Install <name>--save

At the same time as the installation, the information is written to Package.json

If you have a package.json file in the project path, you can use the npm install method directly according to the dependencies Configure all dependent packages to be installed . When this code is submitted to GitHub , it is not necessary to commit the node_modules folder.

NPM Init

Will guide you through the creation of a package.json file, including the name, version, author information, etc.

npm Remove <name> Remove

NPM update <name> update

NPM ls lists all the packages that are currently installed

NPM root View the installation path for the current package

NPM root-g View the installation path for a global package

NPM Help

Kill lui lei Dog---Common commands for NPM in node. JS---2node.js