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<?php $originalArray = array( 'dates' => '2021-10-20', 'hours' => array( 0 => array ( 0 => '07:30', 1 => '08:00', 2 => '08:30', 3 => '09:00', 4 => '09:30', 5 => '10:00', 6 => '10:30', 7 => '11:00', 8 => '11:30', 9 => '12:00', 10 => '12:30', 11 => '13:00' ), 1 => array ( 0 => '15:30', 1 => '16:00', 2 => '16:30', 3 => '17:00' ) ) ); $newArray = array(); foreach($originalArray['hours'] as $k=>$hours){ $newArray[$k]['dates'] = $originalArray['dates']; $newArray[$k]['hours'] = $hours; } print_r($newArray);

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