How important is it to have knowledge of HTML when working with PHP websites?

It is important to have knowledge of HTML when working with PHP websites because HTML is the standard markup language used to create the structure and content of web pages. PHP is often used to generate dynamic content within HTML pages, so understanding HTML is crucial for integrating PHP code effectively. Without knowledge of HTML, it can be challenging to create well-designed and functional websites using PHP.

<?php
// PHP code here
?>