3v4l.org

run code in 300+ PHP versions simultaneously
<?php class foo { function __get($prop) { echo 'Base: ' . $prop . "\n"; } } class bar extends foo { function __get($prop) { if (strpos($prop, '_') !== false) { parent::__get($prop); } else { echo 'Extended: ' . $prop . "\n"; } } } $b = new bar; $b->test; $b->_test;
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
Extended: test Base: _test
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9
Notice: Undefined property: test in /in/R6lb6 on line 21 Notice: Undefined property: _test in /in/R6lb6 on line 22

preferences:
196.12 ms | 402 KiB | 313 Q