Composer

Composer is dependency manager in PHP. it allows you to declare the libraries your project depends on and it will manage (install/update) them for you.

It supports a "global" project for convenience to the global command.

There are two ways to install Composer. Locally as part of your project, or globally as a system wide executable.

Installation

• Windows Download

Syntax:

composer require <package-name>

Example:

HTML to PDF converter

composer require dompdf/dompdf

Send Email using PHP

composer require phpmailer/phpmailer

Read, Create and Write Spreadsheet documents

composer require phpoffice/phpspreadsheet