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<?php $array = [ ['user_id' => 82, 'ac_type' => 1], ['user_id' => 80, 'ac_type' => 5], ['user_id' => 76, 'ac_type' => 1], ['user_id' => 82, 'ac_type' => 2], ['user_id' => 80, 'ac_type' => 6] ]; var_export( array_values( array_reduce( $array, fn($res, $row) => array_replace([$row['user_id'] => $row], $res), [] ) ) );
Output for git.master, git.master_jit, rfc.property-hooks
array ( 0 => array ( 'user_id' => 80, 'ac_type' => 5, ), 1 => array ( 'user_id' => 82, 'ac_type' => 1, ), 2 => array ( 'user_id' => 76, 'ac_type' => 1, ), )

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