3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $n = new stdClass(); $n->dog = 'cat'; $n->dog['und'][0]['value'] = '12345'; $d = 'dog'; echo $n->$d[0]['value'];
Output for 7.0.0 - 7.1.0
Warning: Illegal string offset 'und' in /in/W5gKQ on line 5 Fatal error: Uncaught Error: Cannot use string offset as an array in /in/W5gKQ:5 Stack trace: #0 {main} thrown in /in/W5gKQ on line 5
Process exited with code 255.
Output for hhvm-3.12.0
Fatal error: Uncaught Error: Operator not supported for strings in /in/W5gKQ:5 Stack trace: #0 {main}
Process exited with code 255.
Output for hhvm-3.10.0
Fatal error: Operator not supported for strings in /in/W5gKQ on line 5
Process exited with code 255.
Output for 5.4.0 - 5.6.28
Warning: Illegal string offset 'und' in /in/W5gKQ on line 5 Fatal error: Cannot use string offset as an array in /in/W5gKQ on line 5
Process exited with code 255.
Output for 5.0.0 - 5.3.29
Fatal error: Cannot use string offset as an array in /in/W5gKQ on line 5
Process exited with code 255.
Output for 4.3.0 - 4.4.9
Notice: Undefined property: in /in/W5gKQ on line 7