In this tutorial we will show you how to install and configure PHP Composer on Debian 8 Jessie server. For those of you who didn’t know, Composer is a dependency management tool for PHP similar to npm for Node.js and bundle for ruby. It permits you to declare the subordinate libraries your task needs and it will install them in your project for you.
This article assumes you have at least basic knowledge of Linux, know how to use the shell, and most importantly, you host your site on your own VPS. The installation is quite simple and assumes you are running in the root account, if not you may need to add ‘sudo’ to the commands to get root privileges. I will show you through the step by step installation PHP Composer on a Debian 8 (Jessie) server.
Install PHP Composer on Debian 8 Jessie
Step 1. Before we install any software, it’s important to make sure your system is up to date by running these following apt-get commands in the terminal:
Step 2. Installing Composer.
Download and install Composer by executing the following command:
curl -sS https://getcomposer.org/installer | php
mv composer.phar /usr/local/bin/composer
Once the process completes, you can make the ‘composer.phar’ file executable by running the following command:
chmod +x /usr/local/bin/composer
Testing composer installation:
You can rerun the below commands to upgrade the composer. The composer also has capabilities to update itself. Use the following command to upgrade composer:
Congratulation’s! You have successfully installed PHP Composer. Thanks for using this tutorial for installing PHP Composer on Debian 8 Jessie server. For additional help or useful information, we recommend you to check the official PHP Composer web site.