Multiple PHP versions in Fedora 42

bash.sh

# To install, run the following commands one-by-one

dnf module list php
sudo dnf module enable php:remi-8.2 # or any other version of your choice
sudo dnf install php php-cli php-common php-intl php-sqlite3 php-mysqlnd php-opcache php-gd php-mbstring php-xml php-pdo
php -v

# To switch, run the following commands one-by-one

dnf module list php
sudo dnf module reset php
sudo dnf module enable php:remi-8.3 # or any other version of your choice
sudo dnf upgrade