Backend Development 2 min read

Composer Quick Reference Cheat Sheet

This cheat sheet introduces Composer, the PHP dependency manager, explains its purpose, and provides a concise list of essential Composer commands for creating projects, installing and updating packages, optimizing autoload files, self‑updating, requiring packages globally, and displaying package information.

Laravel Tech Community

Apr 20, 2020

Composer is a dependency management tool for PHP that allows you to declare and install external libraries for your projects.

Below are common Composer commands:

composer create-project laravel/laravel folder_name

composer create-project laravel/laravel folder_name --prefer-dist "5.8.*"

composer install

composer install --prefer-dist

composer update

composer update package/name

composer dump-autoload [--optimize]

composer self-update

composer require [options] [--] [vendor/packages]...

// Global installation

composer require global vendor/packages

// List all packages with version info

composer show

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Backend Development dependency management PHP Composer Laravel

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