3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array( 1 => array( 'message_id' => 1, 'points' => 3, ), 2 => array( 'message_id' => 2, 'points' => 2, ), 3 => array( 'message_id' => 3, 'points' => 2, ), ); $hieghest = 0; foreach ($array as $key => $arr) { if($arr['message_id'] > $hieghest) $hieghest = $arr['message_id']; } echo "Hieghest: " . $hieghest;
Output for 5.6.0 - 5.6.29, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.17 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Hieghest: 3
preferences:
192.5 ms | 404 KiB | 222 Q