<p><a href="index.php?PHPSESSID=sessionidhere">Click This Anchor Tag!</a></p>
<p><a href="#place">Internal link</a></p>
<p><a href="http://php.net/?PHPSESSID=sessionidhere#foo">External link with anchor</a></p>
Output for 7.1.0 - 7.1.7, 7.2.0
<p><a href="index.php?PHPSESSID=sessionidhere">Click This Anchor Tag!</a></p>
<p><a href="#place/?PHPSESSID=sessionidhere">Internal link</a></p>
<p><a href="http://php.net/?PHPSESSID=sessionidhere#foo">External link with anchor</a></p>
Output for 7.0.0 - 7.0.20
<p><a href="index.php?PHPSESSID=sessionidhere">Click This Anchor Tag!</a></p>
<p><a href="#place">Internal link</a></p>
<p><a href="http://php.net/#foo">External link with anchor</a></p>