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<?php $source = [ array_combine(range(1,10), range(1,10)), array_combine(range(11,20), range(11,20)), array_combine(range(21,30), range(21,30)) ]; $return = []; foreach($source as $data) { $return = array_merge($return, $source); } $filter = function ($value) { return ($value > 25); }; var_dump(array_filter($return, $filter));

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