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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 git.master, git.master_jit, rfc.property-hooks
Array ( [1001] => 500 [1204] => 750 [1202] => 148456 [1203] => 300 )

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