1 | <?php |
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8 | class Day |
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9 | { |
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10 | const MONDAY = 'monday'; |
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11 | const TUESDAY = 'tuesday'; |
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12 | const WEDNESDAY = 'wednesday'; |
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13 | const THURSDAY = 'thursday'; |
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14 | const FRIDAY = 'friday'; |
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15 | const SATURDAY = 'saturday'; |
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16 | const SUNDAY = 'sunday'; |
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17 | |||
18 | public static function days(): array |
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30 | |||
31 | public static function mapDays(callable $callback): array |
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35 | |||
36 | public static function isValid(string $day): bool |
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40 | |||
41 | public static function onDateTime(DateTimeInterface $dateTime): string |
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45 | |||
46 | public static function toISO(string $day): int |
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50 | } |
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51 |