3v4l.org

run code in 300+ PHP versions simultaneously
<?php $list = array( array( 'order_cart_id' => 1, ), array( 'order_cart_id' => 2, ), array( 'order_cart_id' => 3, ), array( 'order_cart_id' => 4, ), ); $carts = array(); foreach($list as $i => $item) { if(!empty($item['order_cart_id'])) { $carts[$i] = (int) $item['order_cart_id']; } }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 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, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 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 - 8.2.18, 8.3.0 - 8.3.6
preferences:
298.93 ms | 406 KiB | 460 Q