How to Install PHP Composer on Raspberry Pi

PHP Composer is a dependency manager that allows users to manage different PHP dependencies in the projects. It is widely used in all modern PHP frameworks, including Laravel, Symfony, and more. Besides solving dependencies problems, it also autoloads solutions for PHP packages and ensures they are up to date.

This article guides you in installing PHP Composer on Raspberry Pi.

Install PHP Composer on Raspberry Pi

You can install PHP Composer on Raspberry Pi through the following steps:

Step 1: Confirm PHP Installation

Before installing PHP Composer, ensure that PHP is installed on your Raspberry Pi system and you can confirm the PHP installation using the following command:

$ php --version

In case if it’s not, run the below-mentioned command:

$ sudo apt install php -y

Step 2: Download Composer Installer

Now, you will need to download Composer installer file on Raspberry Pi system, which can be downloaded through the following command:

$ wget -O composer-setup.php https://getcomposer.org/installer

Step 3: Install Composer on Raspberry Pi

Next, you must install PHP Composer globally through the following command so that it can be available to use for all the users.

$ sudo php composer-setup.php --install-dir=/usr/local/bin --filename=composer

Step 4: Confirm the Installation

To ensure Composer is successfully installed, you can type in the following command:

$ composer --version

Step 5: Remove Composer Installer File

You can remove the unnecessary Composer Installer file from your Raspberry Pi system through the following command:

$ rm -rf composer-setup.php

Step 6: Update Composer

At any time, you can update Composer on Raspberry Pi through the following command:

$ sudo composer self-update

Remove Composer from Raspberry Pi

You can remove Composer and the required Composer directories through the following command:

$ sudo rm -rf /usr/local/bin/composer ~/.cache/composer ~/.local/share/composer ~/.config/composer

That’s it from this guide.

Conclusion

PHP Composer is a PHP dependency manager, which you can install on the Raspberry Pi system from the Composer Installer file. After the installation, you can use Composer to manage different PHP frameworks like Laravel, Symfony and more. You can even update the Composer at any time using the “self-update” command to ensure that you are using the latest version of Composer on your Raspberry Pi system.