| @@ 408-418 (lines=11) @@ | ||
| 405 | * |
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| 406 | * @throws \Exception When the given param is not a valid date interval |
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| 407 | */ |
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| 408 | public function addInterval($interval) |
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| 409 | { |
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| 410 | if (! $interval instanceof \DateInterval) { |
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| 411 | $interval = new \DateInterval($interval); |
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| 412 | } |
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| 413 | ||
| 414 | $dateCloned = clone $this->date; |
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| 415 | $dateCloned->add($interval); |
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| 416 | ||
| 417 | return new LocalDate($dateCloned, $this->timezone); |
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| 418 | } |
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| 419 | ||
| 420 | /** |
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| 421 | * @param \DateInterval|string $interval |
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| @@ 427-437 (lines=11) @@ | ||
| 424 | * |
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| 425 | * @throws \Exception When the given param is not a valid date interval |
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| 426 | */ |
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| 427 | public function subInterval($interval) |
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| 428 | { |
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| 429 | if (! $interval instanceof \DateInterval) { |
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| 430 | $interval = new \DateInterval($interval); |
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| 431 | } |
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| 432 | ||
| 433 | $dateCloned = clone $this->date; |
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| 434 | $dateCloned->sub($interval); |
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| 435 | ||
| 436 | return new LocalDate($dateCloned, $this->timezone); |
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| 437 | } |
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| 438 | ||
| 439 | /** |
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| 440 | * @param $minutesInterval |
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