krowinski /
bcmath-extended
| @@ 391-405 (lines=15) @@ | ||
| 388 | * @param int $precision |
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| 389 | * @return string |
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| 390 | */ |
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| 391 | public static function roundDown($number, $precision = 0) |
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| 392 | {
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| 393 | $number = self::convertScientificNotationToString($number); |
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| 394 | $multiply = self::pow(10, (string)abs($precision)); |
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| 395 | ||
| 396 | return $precision < 0 ? |
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| 397 | self::mul( |
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| 398 | self::floor(self::div($number, $multiply, self::getDecimalsLengthFromNumber($number))), $multiply, |
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| 399 | $precision |
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| 400 | ) : |
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| 401 | self::div( |
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| 402 | self::floor(self::mul($number, $multiply, self::getDecimalsLengthFromNumber($number))), $multiply, |
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| 403 | $precision |
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| 404 | ); |
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| 405 | } |
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| 406 | ||
| 407 | /** |
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| 408 | * @param int|string $number |
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| @@ 439-453 (lines=15) @@ | ||
| 436 | * @param int $precision |
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| 437 | * @return string |
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| 438 | */ |
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| 439 | public static function roundUp($number, $precision = 0) |
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| 440 | {
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| 441 | $number = self::convertScientificNotationToString($number); |
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| 442 | $multiply = self::pow(10, (string)abs($precision)); |
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| 443 | ||
| 444 | return $precision < 0 ? |
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| 445 | self::mul( |
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| 446 | self::ceil(self::div($number, $multiply, self::getDecimalsLengthFromNumber($number))), $multiply, |
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| 447 | $precision |
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| 448 | ) : |
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| 449 | self::div( |
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| 450 | self::ceil(self::mul($number, $multiply, self::getDecimalsLengthFromNumber($number))), $multiply, |
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| 451 | $precision |
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| 452 | ); |
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| 453 | } |
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| 454 | ||
| 455 | /** |
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| 456 | * @param int|string $number |
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