composer

composer is PHP package manager, to install, run

curl -sS https://getcomposer.org/installer |  php -- --install-dir=/usr/local/bin --filename=composer

Install Packages

Run this every time you change composer.json or pull newer copy from git.

composer install

Show Installed Packages

composer show -i

Update Software

Only run this if you need to update software versions. Don’t run it in production. Only run when you are project maintainer and need everyone else use latest version of packages.

composer update