3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $trans = array("a" => "A","b"=> "B","c"=> "C","d"=> "D","D"=>"Z","Z"=>"Y"); $test_str="abcd"; echo strtr($test_str,$trans);
based on THGPH
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
ABCD