run code in 200+ php & hhvm versions
Bugs & Features
<?php $siteContent = 'asdf 39845u ladhjsf aiue5ry ladkjshf asldkjhf'; $content = ''; var_dump((!empty($content)) || stripos($siteContent, $content) !== false);
based on qZ5t4

Here you find the average performance (time & memory) of each version. A greyed out version indicates it didn't complete successfully (based on exit-code).
Note: hhvm uses a JIT which only kicks in after a few runs. Since we run scripts only once, hhvm always runs slower.

VersionSystem time (s)User time (s)Memory (MiB)