3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $obj = (object)array('123a' => '456'); print_r($obj); if ( isset($obj->{'123a'})) { echo $obj->{'123a'},"\n"; }
based on p9A5a
Output for 4.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
stdClass Object ( [123a] => 456 ) 456
Output for hhvm-3.10.0

Process exited with code 153.