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run code in 150+ php & hhvm versions
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<?php $x = '<?php $x = \'*\'; echo str_replace(chr(0x2A), addslashes($x), $x); ?>'; echo str_replace(chr(0x2A), addslashes($x), $x); ?>
Output for 4.3.0 - 5.6.23, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
<?php $x = '<?php $x = \'*\'; echo str_replace(chr(0x2A), addslashes($x), $x); ?>'; echo str_replace(chr(0x2A), addslashes($x), $x); ?>