<?php $array = [ 'A1' => [1,0,0,0,0,0,0,0,0,0], 'A2' => [1,1,0,0,0,0,0,0,0,0], 'A3' => [0,0,0,0,0,0,0,0,0,0] ]; var_export( array_map( fn(...$col) => array_sum($col), ...array_values($array) ) );
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