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<?php $scores = [ 'user_a' => [75, 67, 80, 90, 20, 80], 'user_b' => [65, 70, 80, 90, 20, 80], 'user_c' => [56, 70, 75, 80, 50, 70], 'user_d' => [40, 50, 89, 56, 45, 78], 'user_e' => [60, 80, 90, 78, 80, 76], ]; $max = array_map( 'max', array_map(null, ...array_values($scores)) ); print_r($max);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => 75 [1] => 80 [2] => 90 [3] => 90 [4] => 80 [5] => 80 )

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