3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $n = new stdClass(); $n->dog = array(); $n->dog['und'][0]['value'] = '12345'; $d = 'dog'; print_r($n->$d);//['und'][0]['value'];
Output for 4.3.0 - 5.0.5, 5.1.1 - 7.1.0
Array ( [und] => Array ( [0] => Array ( [value] => 12345 ) ) )
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/X9gSe on line 7
Process exited with code 255.