PHP 8.1 Red Hat Linux 8 Installation – Step-by-step

Installing PHP

2. 2. Enabling Remi Repository

   Enable Remi Collet Repo for Red Hat GNU/Linux

   Adding Remi RPM Repo for Red Hat Linux

   Remi Repository for Red Hat Linux

3. 3. Installing PHP 8.1

   Now to Install PHP 8.1 on Red Hat Linux
   First, enable the Module Stream with:

   sudo dnf module reset php

   And then to Install it:

   sudo dnf module install php:remi-8.1

   This Setup includes also the most useful Extensions and Tools.
   Then Test your new Php with:

   php -v

4. 4. Installing PHP 8.1 Extensions

   Again to Search PHP 8.1 Extensions.

   So you can Search for the available PHP 8 Extensions running:

   dnf search php83-

   And possibily refine the Result using a grep Pipe

   dnf search php- | grep [KEYWORD]

   Or:

   dnf search php83- | grep extension

   

   Next to Install them play:

   sudo dnf install php83-php-pecl-[MYEXT]

   Or also for instance, on a Multiple Setup:

   sudo dnf install php83-php-pecl-{mcrypt,mysql,imagick,memcached}

   Simply Hit “y” and Enter when the Command Stop: