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 JbuRU
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
RainingCats 'n Dogs RainingCats 'n Dogs Raining Cats 'n Dogs Raining Cats 'n Dogs Raining Cats 'n Dogs Raining Cats 'n Dogs