 <p>In PHP, much like HTML, a line-break/carriage return is generally just used to make your text more legible. This is so that future code edits are simple an easy to make. </p> <p>Not sure if this is completely relevant but I've found another post which relates to PHP formatting: <a href="http://stackoverflow.com/questions/3350560/php-coding-style-best-practices">PHP Coding style - Best practices</a></p>