3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array(array(141,151,161), 2, 3, array(101, 202, array(303,404))); function MaxArray($arr) { $max = ~PHP_INT_MAX; foreach($arr as $val) { if(is_array($val)) { $max = MaxArray($val); } if($val > $max) { $max = $val; } } return $max; } print MaxArray($arr);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Array to string conversion in /in/tDZcG on line 15 Array
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Notice: Array to string conversion in /in/tDZcG on line 15 Array
Output for 4.4.0 - 4.4.9, 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 7.3.32 - 7.3.33, 7.4.26
Array
Output for 4.3.0 - 4.3.11, 5.0.0 - 5.0.4
Notice: Use of undefined constant PHP_INT_MAX - assumed 'PHP_INT_MAX' in /in/tDZcG on line 4 Notice: Use of undefined constant PHP_INT_MAX - assumed 'PHP_INT_MAX' in /in/tDZcG on line 4 Notice: Use of undefined constant PHP_INT_MAX - assumed 'PHP_INT_MAX' in /in/tDZcG on line 4 Notice: Use of undefined constant PHP_INT_MAX - assumed 'PHP_INT_MAX' in /in/tDZcG on line 4 Array
preferences:
253.01 ms | 402 KiB | 386 Q