How can PHP developers ensure that path references in CSS files are correctly set relative to the stylesheet location?

When referencing paths in CSS files, PHP developers can use PHP to dynamically set the path relative to the stylesheet location. This can be achieved by using PHP to output the correct path based on the location of the CSS file. By using PHP to generate the path dynamically, developers can ensure that the references are always correct, regardless of the file's location.

<?php
$cssFilePath = 'path/to/stylesheet.css';
$cssDirectory = dirname($cssFilePath);
?>

<link rel="stylesheet" type="text/css" href="<?php echo $cssDirectory; ?>/path/to/other/file.css">