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<?php $times = ['Porto', 'Benfica', 'Maritimo', 'Sporting']; foreach($times as $m => $mandante) { foreach($times as $v => $visitante) { if ($times[$m] != $times[$v]) { $partidas = array($times[$m] => $times[$v]); } } } foreach ($partidas as $partida) { } print var_dump($partidas);
Output for git.master, git.master_jit, rfc.property-hooks
array(1) { ["Sporting"]=> string(8) "Maritimo" }

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