<?php
if(strpos($_SERVER['HTTP_REFERER'], $_SERVER['SERVER_NAME'])) : ?>
<a class="block back-to-results" href="<?php echo $_SERVER['HTTP_REFERER'] ?>"><i class="fa fa-arrow-circle-left"></i>Back To Results</a>
<?php else : ?>
<a class="block back-to-results" href="/"><i class="fa fa-arrow-circle-left"></i>Back To Home</a>
<?php endif; ?>
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You can use [html][/html], [css][/css], [php][/php] and more to embed the code. Urls are automatically hyperlinked. Line breaks and paragraphs are automatically generated.