how to install all dependencies in package.json code example

Example 1: update all dependencies npm package.json

npm i -g npm-check-updates
ncu -u
npm install

Example 2: npm install package as developer dependency

npm install --save-dev package
# example:
npm install --save-dev nodemon

Example 3: npm install in dev mode

npm install packageName --save-dev

Example 4: install dependencies npm

npm install

Example 5: how to install dependencies from package.json

npm install // installs dependencies listed in package.json

Example 6: how to install node dependencies

#how to install project dependecies when you download project

# example:
npm install

#NOTE:: by entering only this command your all dependecies will automatically installed.