Souke/common/components/Date.php

<?php

namespace common\components;

class Date
{
    public static function getDaysOfWeekArray(bool $withNullValue = false): array
    {
        $daysOfWeekArray = [];

        if($withNullValue) {
            $daysOfWeekArray[null] = '--';
        }

        $daysOfWeekArray = $daysOfWeekArray +
            [
                1 => 'Lundi',
                2 => 'Mardi',
                3 => 'Mercredi',
                4 => 'Jeudi',
                5 => 'Vendredi',
                6 => 'Samedi',
                7 => 'Dimanche'
            ];

        return $daysOfWeekArray;
    }

    public static function getDayOfWeekStringByNumber(int $dayOfWeekNumber): string
    {
        $daysOfWeekArray = self::getDaysOfWeekArray();
        return $daysOfWeekArray[$dayOfWeekNumber];
    }
}