![]() Xubuntu 20.04, codenamed Focal Fossa, is a long-term support (LTS) release and will be supported for 3 years, until April 2023. Thanks.The Xubuntu team is happy to announce the immediate release of Xubuntu 20.04. If you liked this post on how to install and use Composer on Ubuntu 20.04, please share it with your friends on social networks or simply leave a reply below. If you find it difficult to install Composer, you can always contact our technical support, and they will do the rest for you. To update only a specific package in your PHP project, you can use the command: $ composer update vendor/packageĬongratulations! You successfully installed Composer on Ubuntu 20.04 and added package dependency in the composer.json file. Now you can add the following PHP code in the monolog.php file to test the functionality of the monolog. Now you can list your directory, and you will see that there is a composer.json file in your directory, which has the monolog package as a dependency. Now to create the directory monolog and add the Monolog package, use the following commands: $ mkdir monolog $ cd monolog $ composer require monolog/monolog For this tutorial, we will use the Monolog package for sending logs to files, sockets, databases, and various web services. Now to use Composer in a PHP project, you will create a directory for your project and add the PHP dependencies using composer. Now you can run composer with the command: $ php composer.pharĪnd you will receive similar output as previously. ![]() For example, if you want to install Composer in the home directory of the user dev, you will need to navigate to his directory and run the following command as the user dev $ curl -sS | php h, -help Display help for the given command…Ĭomposer can also be installed locally to the project’s directory or in the home directory of the user. You should receive similar output to this: _ To check if the installation went through successfully, simply run: $ composer You can now execute the installation script that we previously downloaded in /tmp/composer-setup.php to install composer system-wide in the /usr/local/bin directory with the command: $ sudo php /tmp/composer-setup.php -install-dir=/usr/local/bin -filename=composer If you get this output, the installation is safe to run. Now, to verify if the installation script is safe to run, execute the following code: $ php -r "if (hash_file('SHA384', '/tmp/composer-setup.php') = '$HASH') echo PHP_EOL " Next, we will obtain the Composer signature and save it in the HASH system variable with: HASH=`curl -sS ` $ sudo apt install php-cli unzip Download and Install ComposerĬomposer is installed with a composer-setup.php script, which we will first download in /tmp, verify it and then run the script to install Composer.įirst, run the command to download the script in /tmp/composer-setup.php: $ curl -sS -o /tmp/composer-setup.php Now you can install php-cli and unzip also. If you don’t already have it installed with the command: $ sudo apt install php7.4 User privileges: root or non-root user with sudo privilegesīefore you start, make sure to update apt-cache with: $ sudo apt-get update.
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