Copy the hash from that page and store it as a shell variable: Next, verify that the installer matches the SHA-384 hash for the latest installer found on the page.
Make sure you’re in your home directory, then retrieve the installer using curl: We’ll download it, verify that it’s not corrupted, and then use it to install Composer. Step 2 - Downloading and Installing ComposerĬomposer provides an installer, written in PHP. With the prerequisites installed, we can install Composer itself. sudo apt install curl php-cli php-mbstring git unzip.Everything can be installed with the following command: git is used by Composer for downloading project dependencies, and unzip for extracting zipped packages. The php-mbstring package is necessary to provide functions for a library we’ll be using. We’ll need curl in order to download Composer and php-cli for installing and running it. Step 1 - Installing the Dependenciesīefore you can download and install Composer, we’ll ensure your server has all dependencies installed.įirst, update the package manager cache by running: To complete this tutorial, you will need one Debian 10 server set up by following the Debian 10 initial server setup guide, including a regular user with sudo privileges.
In this guide, we’ll see how to install and use Composer on a Debian 10 server. Composer is also commonly used to bootstrap new projects based on popular PHP frameworks, such as Symfony and Laravel. It will check which other packages a specific project depends on and install them for you, using the appropriate versions according to the project requirements. Composer is a popular dependency management tool for PHP, created mainly to facilitate installation and updates for project dependencies.
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