3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array(1001 => Array ( 500 ), 1204 => Array ( 750 ), 1202 => Array ( 0, 10000, 138456 ), 1203 => Array ( 300 ) ); $sum_array = array_map(function ($v) { return array_sum($v); }, $array); print_r($sum_array);
Output for 7.1.25 - 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
Array ( [1001] => 500 [1204] => 750 [1202] => 148456 [1203] => 300 )
preferences:
141.36 ms | 408 KiB | 5 Q