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

How to Install LAMP with Php 8 on Gnu/Linux Distros

GNU/Linux Installing LAMP Stack with PHP 8 Guide

How to Install LAMP Stack with PHP 8.x on GNU/Linux Distributions – Step by step Tutorial.

And LAMP for Linux 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.

Moreover, the PHP 8 New Features includes:

  • Named Arguments
  • Union Types
  • attributes
  • Constructor Property Promotion
  • Match Expression
  • Nullsafe Operator
  • JIT
How to Install LAMP PHP 8 in GNU/Linux Distros

GNU/Linux LAMP Stack with PHP 8 Installation Guide