worktimeparser

function workTimeFormat($DATA) {
    if(is_array($DATA)) {
        $arDays = Array('Пн', 'Вт', 'Ср', 'Чт', 'Пт', 'Сб', 'Вс');
        $newArray = Array();
        $prevTime = false;
        $newArrPrevIndex = 0;

        foreach($DATA as $INDEX => $TIME) {
            if($TIME == $prevTime) {
                $newArray[$newArrPrevIndex-1][$INDEX] = $TIME;
            } else {
                $newArray[][$INDEX] = $TIME;
                $newArrPrevIndex++;
            }

            $prevTime = $TIME;
        }
    }
}