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->$d['und']);//['und'][0]['value'];
Output for hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Array ( [0] => Array ( [value] => 12345 ) )
Output for 5.4.0 - 5.6.28
Warning: Illegal string offset 'und' in /in/kd0mY on line 7 Notice: Undefined property: stdClass::$d in /in/kd0mY on line 7
Output for 5.2.6 - 5.3.29
Notice: Undefined property: stdClass::$d in /in/kd0mY on line 7
Output for 5.0.0 - 5.0.5, 5.1.1 - 5.2.5
Notice: Undefined property: stdClass::$d in /in/kd0mY on line 7
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/kd0mY on line 7
Process exited with code 255.
Output for 4.3.0 - 4.4.9
Notice: Undefined property: d in /in/kd0mY on line 7