Comparison and difference between npm and yarn commands

npm OR yarn

• Guide to create a package.json file in the project

npm init

yarn init

• Install all dependent packages (according to the dependency configuration parameters in package.json)

npm install

yarn install/yarn

• Global installation dependencies

npm install -g <package>

yarn global add <package>

• Install and add the installation package information to the dependencies (dependencies in the production phase)

npm install --save <package>

或者 npm install -S <package>

yarn add <package>

• Install and add the installation package information to devDependencies (dependency in the development phase), which is generally used in the development phase

npm install --save-dev <package>

或者 npm install -D <package>

yarn add --dev <package>

• Delete official dependencies

npm uninstall --save <package>

yarn remove <package>

• Delete development dependencies

npm uninstall --save-dev <package>

yarn remove <package>

• Remove global dependencies

npm uninstall -g <package>
yarn global remove <package>

• Update development dependencies

npm update <package>

yarn upgrade <package>

• Update global dependencies

npm update -g <package>

yarn global upgrade <package>

• clear cache

npm cache clean

yarn cache clean