PHP is a popular server-side scripting language. This guide explains how to install PHP 8 on Debian 11.
Install PHP 8 on Debian 11
To install PHP 8 on Debian, you must set up the deb.sury.org repository.
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Add the repository key.
$ wget -qO - https://packages.sury.org/php/apt.gpg | sudo apt-key add - -
Add the repository.
$ echo "deb https://packages.sury.org/php/ $(lsb_release -sc) main" | sudo tee /etc/apt/sources.list.d/sury-php.list -
Update the package index.
$ sudo apt update -
Install PHP 8.0 from the deb.sury.org repository.
$ sudo apt install php8.0 -
Verify the PHP 8 installation.
$ php -v
Extensions
PHP extensions add new functionality to PHP.
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To check the list of installed extensions:
$ php -m -
To find available extensions, see the extension list.
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Use apt to install extensions:
$ sudo apt install php8.0-{extension name}For example, to install the MySQL extension:
$ sudo apt install -y php8.0-mysql
