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

PHP 5.6 Installation on Ubuntu 22.04 – Step by step

March 8, 2022 | By the+gnu+linux+evangelist.

GNU/Linux Ubuntu 22.04 Installing PHP 5.6 – Step by step Guide

How to Install PHP 5.6 on Ubuntu 22.04 Jammy LTS GNU/Linux – Step by step Tutorial.

And to get the PHP 5.6 Ubuntu Jammy Installation, you have to Manually Setup the Ubuntu Apt PPA Repository.

Finally, this PHP 5.6 PPA includes also All the most Useful Extensions for PHP usage.

PHP 5.6 Installation in Ubuntu 22.04 – Step-by-step
  1. 1. Launching Terminal

    Open a Terminal window
    Ctrl+Alt+t on desktop
    (Press “Enter” to Execute Commands).

    How to Install PHP 5.6 on Ubuntu 22.04 Jammy - Open Terminal Shell Emulator
    In case first see: Terminal QuickStart Guide.