What is composer?

composer is actually php’s package manager, similar to the relationship between npm and node


Composer is a package management tool developed by Jordi Boggiano and Nils Aderman, used to solve the problem of php project installation dependent development package. The design ideas come from npm and bundler.

Composer also needs a composer.json file to describe the project’s dependencies

composer.phar install install dependencies

$ composer.phar install


packagist is php’s package repository

PHP developers can distribute software packages to packagist for management and storage

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