How To Install php-symfony-polyfill-apcu on Ubuntu 18.04

In this tutorial we learn how to install php-symfony-polyfill-apcu on Ubuntu 18.04. php-symfony-polyfill-apcu is Symfony polyfill backporting apcu_* functions to lower PHP versions

Introduction

In this tutorial we learn how to install php-symfony-polyfill-apcu on Ubuntu 18.04.

What is php-symfony-polyfill-apcu

php-symfony-polyfill-apcu is:

This component provides apcu_* functions and the APCUIterator class to users of the legacy APC extension.

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-apcu on Ubuntu 18.04. 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-apcu 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-apcu using apt-get by running the following command:

sudo apt-get -y install php-symfony-polyfill-apcu

Install php-symfony-polyfill-apcu Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install php-symfony-polyfill-apcu using apt by running the following command:

sudo apt -y install php-symfony-polyfill-apcu

Install php-symfony-polyfill-apcu 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 Ubuntu. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install php-symfony-polyfill-apcu using aptitude by running the following command:

sudo aptitude -y install php-symfony-polyfill-apcu

How To Uninstall php-symfony-polyfill-apcu on Ubuntu 18.04

To uninstall only the php-symfony-polyfill-apcu package we can use the following command:

sudo apt-get remove php-symfony-polyfill-apcu

Uninstall php-symfony-polyfill-apcu And Its Dependencies

To uninstall php-symfony-polyfill-apcu and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:

sudo apt-get -y autoremove php-symfony-polyfill-apcu

Remove php-symfony-polyfill-apcu Configurations and Data

To remove php-symfony-polyfill-apcu configuration and data from Ubuntu 18.04 we can use the following command:

sudo apt-get -y purge php-symfony-polyfill-apcu

Remove php-symfony-polyfill-apcu configuration, data, and all of its dependencies

We can use the following command to remove php-symfony-polyfill-apcu configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge php-symfony-polyfill-apcu

References

Summary

In this tutorial we learn how to install php-symfony-polyfill-apcu package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.