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<?php $rows = array ( 0 => array ( 'name' => 'Roger', 'id' => '1', ), 1 => array ( 'name' => 'David', 'id' => '2', ), 2 => array ( 'name' => 'David', 'id' => '2', ), ); $output = []; foreach ($rows as $row) { $output[$row['id']] = $row; } print_r($output);

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