3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php list($action,$what) = array("Raining ","Cats 'n Dogs"); echo $action . $what,"\n"; echo $action, $what,"\n"; echo "$action$what\n"; echo "{$action}{$what}\n"; echo "${'action'}${'what'}\n"; echo "${action}${what}\n";
based on FClVi
Output for 4.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
Raining Cats 'n Dogs Raining Cats 'n Dogs Raining Cats 'n Dogs Raining Cats 'n Dogs Raining Cats 'n Dogs Raining Cats 'n Dogs
Output for hhvm-3.10.0

Process exited with code 153.