Install php8 in debian 10

PHP is a scripting language, and a powerful tool for developing dynamic and interactive Web pages. It was originally created in 1994 by Danish-Canadian programmer Rasmus Lerdorf. According to W3Techs’ data, PHP is used by 78.9% websites running in public network. So almost 8 out of every 10 websites on the Internet are using PHP in some way.

PHP 8.0 is the latest available version for the web development. It is the most advanced and secure version released by the PHP Team.

This tutorial will help you to install PHP 8.0 on Debain 10 Buster Linux system.

Step 1 – Setup Apt Repository

Ondrej Sury is maintaining the PPA that contains the latest PHP packages for the Debian systems.

1. Let’s start with the installation of some required packages on your system. Open a terminal and execute following commands:

   sudo apt update 
   sudo apt install -y gnupg2 ca-certificates apt-transport-https software-properties-common 
   

2. Next, add the GPG key to your system to verify the packages before installation.

   wget -qO - https://packages.sury.org/php/apt.gpg | sudo apt-key add - 
   

3. Create a PPA file to your system with php repository on your buster Linux system.

   echo "deb https://packages.sury.org/php/ buster main" | sudo tee /etc/apt/sources.list.d/php.list 
   

Step 2 – Installing PHP 8 on Debian

Your system is ready for the PHP installation. Use following commands to install PHP 8 on Debian system.

sudo apt update  
sudo apt install php8.0 

Fist command will update the apt cache on your system and second command will install PHP packages.

Once the installation finished, verify the PHP version on terminal.

php -v 

PHP 8.0.2 (cli) (built: Feb 12 2021 14:51:01) ( NTS )
Copyright (c) The PHP Group
Zend Engine v4.0.2, Copyright (c) Zend Technologies
    with Zend OPcache v8.0.2, Copyright (c), by Zend Technologies

Step 3 – Installing PHP Extensions

PHP comes with multiple extensions (also known as modules) to preform specific tasks. You can install these extensions on your system as per your requirements.

First, search for available modules in repository:

sudo apt search php8.0-* 

Then install required php modules on your system. The following command will install some frequently used PHP modules on your system.

sudo apt install php8.0-{mysql,imap,ldap,xml,curl,mbstring,zip} 

You can check for currently installed and active PHP modules on your system by running following command.

php -m 

You can visit another article about enable or disable PHP modules on a Debian system systems.

Step 4 – Setup Apache with PHP 8

Generally the above commands also install Apache PHP extension on your system. But incase not installed, execute below command to install Apache with PHP 8 module.

sudo apt install apache2 libapache2-mod-php8.0 

After successful installation, restart Apache service to reload newly installed modules.

sudo systemctl restart apache2 

Next, verify thta PHP modules is loaded with Apache. Create a php script with phpinfo() function under the default document root.

echo "<?php phpinfo(); ?>" > /var/www/html/info.php 

Access this file in browser using server ip address. For example: http://server-ip/info.php

You will see the detailed PHP information on the web page.

Conclusion

This tutorial helped you to install PHP 8.0 on Debian 10 system.

February 15, 2022February 15, 20220

PHP is the most widely used programming language on the web. PHP 7 was released with a slew of new features and performance enhancements, and its successor, PHP 8, is even better. PHP 8.1.x is the most recent PHP build, released earlier this year.

If you are starting a new PHP project, it is highly recommended that you have the most recent version installed. If not, we’ll show you how to upgrade to PHP 8.1 in Debian 9, 10, or 11. If you’re using Ubuntu, check out this article on how to install/upgrade to the most recent PHP version in Ubuntu or derivatives.

If your PHP application is built upon an older PHP version, make sure that it supports the latest . WordPress, the most popular content management system and Laravel, a great PHP framework supports PHP 8.

Pre-requisites

Before installation begins, make sure to run the following command to install pre-requisites to installing PHP 8.

sudo apt install apt-transport-https lsb-release ca-certificates wget -y

Add GPG key and Sury repository –

sudo wget -O /etc/apt/trusted.gpg.d/php.gpg https://packages.sury.org/php/apt.gpg 

sudo sh -c 'echo "deb https://packages.sury.org/php/ $(lsb_release -sc) main" > /etc/apt/sources.list.d/php.list'

Update repositories –

sudo apt update

Now Ondrej Sury PHP repository added to the operating system. After updating the local repositories, we can install the latest PHP version. At the time of writing this article, PHP 8.1.x is the latest version. If you have an older PHP version installed, then upgrade to get the latest version.

sudo apt upgrade -y

Install PHP 8 in Debian

sudo apt install php8.1

Install PHP 8 with Apache support

Apache is the most popular web server. If you plan to setup your application on Apache, then use the following command –

sudo apt install php8.1 libapache2-mod-php8.1

Install PHP 8 with Nginx support

Nginx is the best alternative to Apache. If you plan to set up your application on Nginx, then use the following command –

sudo apt install php8.1 php8.1-fpm php8.1-cli -y

Conclusion

You can use this article to install PHP 8 on Debian 9, Debian 10, and Debian 11. If you’re upgrading a production server, make sure to read this guide first. Finally, your application must support PHP 8, or else it may encounter issues.