$schemamarkup = get_post_meta(get_the_ID(), 'schemamarkup', true); if(!empty($schemamarkup)) { echo $schemamarkup; }

How to Install LAMP PHP 8.4 on Debian Bookworm – Step-by-step

May 14, 2025 | By the+gnu+linux+evangelist.

GNU/Linux Debian Bookworm Installing LAMP PHP 8.x – QuickStart Guide

Hi! The Tutorial shows you Step-by-Step How to Install LAMP with PHP 8.4 in Debian Bookworm 12.x GNU/Linux.

And to get the PHP 8.4 Debian 12 Installation, you have to Manually Setup the Debian Apt Repository.

Especially relevant: the Guide include instructions about Setting up MariaDB as the Open Source implementation of the MySQL DB.

PHP 8 is a major Update of the PHP Language!

Moreover, the PHP 8 New Features includes:

  • Named Arguments
  • Union Types
  • attributes
  • Constructor Property Promotion
  • Match Expression
  • Nullsafe Operator
  • JIT

Again this PHP 8.4 PPA includes also All the most Useful Extensions for PHP usage.

Finally, LAMP is de facto Web Development Standard. Today, the products that make up the LAMP stack are included by default in nearly all GNU/Linux distributions.

How to Install LAMP PHP 8.4 on Debian Bookworm – Step-by-step
  1. 1. Launching Terminal

    Open a Terminal window
    (Press “Enter” to Execute Commands).

    How to Install PHP 8.4 on Debian Bookworm 12 - Open Terminal Shell Emulator
    Or access the Server Shell.