krowinski /
bcmath-extended
| @@ 308-322 (lines=15) @@ | ||
| 305 | * @param int $precision |
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| 306 | * @return string |
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| 307 | */ |
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| 308 | public static function roundDown($number, $precision = 0) |
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| 309 | {
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| 310 | $number = self::convertScientificNotationToString($number); |
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| 311 | $multiply = self::pow(10, (string)abs($precision)); |
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| 312 | ||
| 313 | return $precision < 0 ? |
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| 314 | self::mul( |
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| 315 | self::floor(self::div($number, $multiply, self::getDecimalsLengthFromNumber($number))), $multiply, |
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| 316 | $precision |
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| 317 | ) : |
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| 318 | self::div( |
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| 319 | self::floor(self::mul($number, $multiply, self::getDecimalsLengthFromNumber($number))), $multiply, |
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| 320 | $precision |
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| 321 | ); |
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| 322 | } |
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| 323 | ||
| 324 | /** |
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| 325 | * @param int|string $number |
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| @@ 356-370 (lines=15) @@ | ||
| 353 | * @param int $precision |
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| 354 | * @return string |
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| 355 | */ |
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| 356 | public static function roundUp($number, $precision = 0) |
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| 357 | {
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| 358 | $number = self::convertScientificNotationToString($number); |
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| 359 | $multiply = self::pow(10, (string)abs($precision)); |
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| 360 | ||
| 361 | return $precision < 0 ? |
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| 362 | self::mul( |
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| 363 | self::ceil(self::div($number, $multiply, self::getDecimalsLengthFromNumber($number))), $multiply, |
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| 364 | $precision |
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| 365 | ) : |
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| 366 | self::div( |
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| 367 | self::ceil(self::mul($number, $multiply, self::getDecimalsLengthFromNumber($number))), $multiply, |
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| 368 | $precision |
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| 369 | ); |
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| 370 | } |
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| 371 | ||
| 372 | /** |
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| 373 | * @param int|string $number |
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