Installing Composer on Ubuntu 22.04 LTS

It’s possible that you’ll need to install PHP on your Ubuntu 22.04 system if you work with PHP there. As a result, you will find a step-by-step guide to installing Composer on your Ubuntu 22.04 system in this article. Therefore, if you follow these steps, you will successfully install Composer on an Ubuntu 22.04 system.

Know about Composer

Therefore, before we proceed to the actual content, allow us to provide you with a brief overview of Composer. Composer is a well-known PHP dependency management tool that facilitates the installation of updates and dependencies. The composer is able to figure out which PHP-based packages your project needs, and it starts installing them on your Ubuntu 22.04 system in the appropriate version for the project.

Since we are already familiar with Composer, let’s move on to the main topic of how to install it on Ubuntu 22.04. The procedure is as follows:

Step 1: Update your system

The first thing you should do is run the following command to update your Ubuntu Linux system’s apt packages.

$ sudo apt update

Step 2: Download & install PHP Composer

The next thing you need to do is use the “curl” command in your home directory to download the PHP installer script for Php Composer.

$ cd ~
$ curl -sS https://getcomposer.org/installer -o /tmp/composer-setup.php

Now, make sure that the SHA-384 hash on the Composer Public Keys / Signatures page matches the installer script for Php Composer.

You can do that by using the following command.

$ curl -sS https://getcomposer.org/installer -o /tmp/composer-setup.php

After that, run the PHP code that follows to check the installation script.

$ php -r "if (hash_file('SHA384', '/tmp/composer-setup.php') === '$HASH') { echo 'Installer verified'; } else { echo 'Installer corrupt';
unlink('composer-setup.php'); } echo PHP_EOL;

Step 3: Installing PHP Composer

After verifying the installer, let’s use the following command to install PHP Composer on Ubuntu 22.04:

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

Step 4: Verify PHP Composer installation

Last but not least, you need to use the following command to determine whether or not the PHP Composer has been installed.

Uninstall PHP Composer on Ubuntu 22.04

The following terminal command can be used to remove PHP Composer.

$ sudo rm /usr/local/bin/composer

Conclusion

We have successfully Installing Composer on Ubuntu 22.04 LTS Kindly report in case you are facing difficulties with following details.

• OS name
• OS version
• Package name
• Logs – Error / Warning / failed