3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = 1; $b = 2; echo "this " . $a ." + " . $b . " = ". ($a + $b);
based on qZPE5
Output for 4.3.0 - 7.2.0
this 1 + 2 = 3