3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = "foo boo foo boo"; echo "$a\n"; $b = strtr($a, array("foo"=>"boo", "boo"=>"foo")); echo "$b\n";
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
foo boo foo boo boo foo boo foo