$dir = './my-directory'; $comment = "This directory contains all the images for the website"; if (setComment($dir, $comment)) { echo "Comment set for directory!"; } else { echo "Comment not set"; }This code sets a comment for the directory 'my-directory' with the message "This directory contains all the images for the website". The setComment function returns a boolean indicating whether it was successful or not. The setComment function is part of the PHP Standard Library and is available in all installations of PHP.