How To Install php-geshi on Debian 9

In this tutorial we learn how to install php-geshi on Debian 9. php-geshi is Generic Syntax Highlighter

Introduction

In this tutorial we learn how to install php-geshi on Debian 9.

What is php-geshi

php-geshi is:

GeSHi aims to be a simple but powerful highlighting class, with the following goals:

* Support for a wide range of popular languages
* Easy to add a new language for highlighting
* Highly customisable output formats

GeSHi aims to do this all as quickly as possible. Many customisable features of GeSHi facilitate speed increases, and you can easily find a balance between the amount of highlighting done and the speed in which it is done.

There are three methods to install php-geshi 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-geshi 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-geshi using apt-get by running the following command:

sudo apt-get -y install php-geshi

Install php-geshi Using apt

Update apt database with apt using the following command.

sudo apt update

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

sudo apt -y install php-geshi

Install php-geshi 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-geshi using aptitude by running the following command:

sudo aptitude -y install php-geshi

How To Uninstall php-geshi on Debian 9

To uninstall only the php-geshi package we can use the following command:

sudo apt-get remove php-geshi

Uninstall php-geshi And Its Dependencies

To uninstall php-geshi and its dependencies that are no longer needed by Debian 9, we can use the command below:

sudo apt-get -y autoremove php-geshi

Remove php-geshi Configurations and Data

To remove php-geshi configuration and data from Debian 9 we can use the following command:

sudo apt-get -y purge php-geshi

Remove php-geshi configuration, data, and all of its dependencies

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

sudo apt-get -y autoremove --purge php-geshi

Dependencies

php-geshi have the following dependencies:

References

Summary

In this tutorial we learn how to install php-geshi package on Debian 9 using different package management tools: apt, apt-get and aptitude.