How important is it for non-programmers to understand basic PHP concepts when making changes to their website?

It is important for non-programmers to have a basic understanding of PHP concepts when making changes to their website in order to avoid errors and ensure the changes are implemented correctly. This knowledge can help them troubleshoot issues, make simple modifications, and communicate effectively with developers if needed.

<?php
// Example PHP code snippet
$variable1 = "Hello";
$variable2 = "World";
echo $variable1 . " " . $variable2;
?>