How To Install php-symfony-polyfill-php54 on Debian 9
Introduction
In this tutorial we learn how to install php-symfony-polyfill-php54 on Debian 9.
What is php-symfony-polyfill-php54
php-symfony-polyfill-php54 is:
This component provides functions unavailable in releases prior to PHP 5.4:
- trait_exists
- class_uses
- hex2bin
- session_register_shutdown
The Symfony Polyfill project backports features found in the latest PHP versions and provides compatibility layers for some extensions and functions. It is intended to be used when portability across PHP versions and extensions is desired.
Symfony is a PHP framework, a set of tools and a development methodology.
There are three methods to install php-symfony-polyfill-php54 on Debian 9. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install php-symfony-polyfill-php54 Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install php-symfony-polyfill-php54 using apt-get by running the following command:
sudo apt-get -y install php-symfony-polyfill-php54
Install php-symfony-polyfill-php54 Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install php-symfony-polyfill-php54 using apt by running the following command:
sudo apt -y install php-symfony-polyfill-php54
Install php-symfony-polyfill-php54 Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Debian. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install php-symfony-polyfill-php54 using aptitude by running the following command:
sudo aptitude -y install php-symfony-polyfill-php54
How To Uninstall php-symfony-polyfill-php54 on Debian 9
To uninstall only the php-symfony-polyfill-php54 package we can use the following command:
sudo apt-get remove php-symfony-polyfill-php54
Uninstall php-symfony-polyfill-php54 And Its Dependencies
To uninstall php-symfony-polyfill-php54 and its dependencies that are no longer needed by Debian 9, we can use the command below:
sudo apt-get -y autoremove php-symfony-polyfill-php54
Remove php-symfony-polyfill-php54 Configurations and Data
To remove php-symfony-polyfill-php54 configuration and data from Debian 9 we can use the following command:
sudo apt-get -y purge php-symfony-polyfill-php54
Remove php-symfony-polyfill-php54 configuration, data, and all of its dependencies
We can use the following command to remove php-symfony-polyfill-php54 configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge php-symfony-polyfill-php54
Dependencies
php-symfony-polyfill-php54 have the following dependencies:
References
Summary
In this tutorial we learn how to install php-symfony-polyfill-php54 package on Debian 9 using different package management tools: apt, apt-get and aptitude.