3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo json_encode(array("dog")); echo json_encode(array("dog","cat")); echo json_enocde(array_keys(array("cat","dog","fish"));
Output for 5.3.0 - 5.4.9
Parse error: syntax error, unexpected ';' in /in/UrsHD on line 8
Process exited with code 255.