krowinski /
bcmath-extended
| @@ 392-406 (lines=15) @@ | ||
| 389 | * @param int $precision |
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| 390 | * @return string |
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| 391 | */ |
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| 392 | public static function roundDown($number, $precision = 0) |
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| 393 | {
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| 394 | $number = self::convertScientificNotationToString($number); |
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| 395 | $multiply = self::pow(10, (string)abs($precision)); |
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| 396 | ||
| 397 | return $precision < 0 ? |
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| 398 | self::mul( |
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| 399 | self::floor(self::div($number, $multiply, self::getDecimalsLengthFromNumber($number))), $multiply, |
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| 400 | $precision |
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| 401 | ) : |
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| 402 | self::div( |
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| 403 | self::floor(self::mul($number, $multiply, self::getDecimalsLengthFromNumber($number))), $multiply, |
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| 404 | $precision |
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| 405 | ); |
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| 406 | } |
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| 407 | ||
| 408 | /** |
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| 409 | * @param int|string $number |
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| @@ 440-454 (lines=15) @@ | ||
| 437 | * @param int $precision |
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| 438 | * @return string |
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| 439 | */ |
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| 440 | public static function roundUp($number, $precision = 0) |
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| 441 | {
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| 442 | $number = self::convertScientificNotationToString($number); |
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| 443 | $multiply = self::pow(10, (string)abs($precision)); |
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| 444 | ||
| 445 | return $precision < 0 ? |
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| 446 | self::mul( |
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| 447 | self::ceil(self::div($number, $multiply, self::getDecimalsLengthFromNumber($number))), $multiply, |
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| 448 | $precision |
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| 449 | ) : |
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| 450 | self::div( |
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| 451 | self::ceil(self::mul($number, $multiply, self::getDecimalsLengthFromNumber($number))), $multiply, |
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| 452 | $precision |
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| 453 | ); |
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| 454 | } |
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| 455 | ||
| 456 | /** |
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| 457 | * @param int|string $number |
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