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

How to Install PHP 8.1 on Debian Gnu/Linux Distro

GNU/Linux Debian Installing PHP 8.1 Guide

Hi! The Tutorial shows you Step-by-Step How to Install PHP 8.1 in Debian GNU/Linux Distribution.

And to get the PHP 8.1 Debian Installation, you have to Manually Setup the Debian Apt PPA Repository.

Finally, this Setup is valid for all the Debian-based Distros like:

  • Kali
  • MX Linux
  • Deepin
  • Parrot
  • antiX
  • SparkyLinux
  • Q4OS
  • Netrunner
  • Voyager
  • MakuluLinux
  • Elive
  • LMDE
  • Parsix
  • (You may just need to Discover what’s the Parent Release)
How to Install PHP 8.1 on Debian - Featured

GNU/Linux Debian PHP 8.1 Installation Guide