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<?php |
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namespace PhpOffice\PhpSpreadsheet\Calculation\MathTrig; |
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use PhpOffice\PhpSpreadsheet\Calculation\Exception; |
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use PhpOffice\PhpSpreadsheet\Calculation\Functions; |
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class Ceiling |
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{ |
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/** |
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* CEILING. |
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* |
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* Returns number rounded up, away from zero, to the nearest multiple of significance. |
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* For example, if you want to avoid using pennies in your prices and your product is |
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* priced at $4.42, use the formula =CEILING(4.42,0.05) to round prices up to the |
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* nearest nickel. |
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* |
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* Excel Function: |
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* CEILING(number[,significance]) |
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* |
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* @param float $number the number you want the ceiling |
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* @param float $significance the multiple to which you want to round |
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* |
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* @return float|string Rounded Number, or a string containing an error |
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*/ |
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public static function ceiling($number, $significance = null) |
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{ |
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if ($significance === null) { |
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self::floorCheck1Arg(); |
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} |
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try { |
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$number = Helpers::validateNumericNullBool($number); |
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$significance = Helpers::validateNumericNullSubstitution($significance, ($number < 0) ? -1 : 1); |
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} catch (Exception $e) { |
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return $e->getMessage(); |
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} |
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return self::argumentsOk((float) $number, (float) $significance); |
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} |
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/** |
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* CEILING.MATH. |
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* |
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* Round a number down to the nearest integer or to the nearest multiple of significance. |
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* |
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* Excel Function: |
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* CEILING.MATH(number[,significance[,mode]]) |
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* |
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* @param mixed $number Number to round |
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* @param mixed $significance Significance |
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* @param int $mode direction to round negative numbers |
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* |
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* @return float|string Rounded Number, or a string containing an error |
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*/ |
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public static function math($number, $significance = null, $mode = 0) |
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{ |
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try { |
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$number = Helpers::validateNumericNullBool($number); |
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$significance = Helpers::validateNumericNullSubstitution($significance, ($number < 0) ? -1 : 1); |
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$mode = Helpers::validateNumericNullSubstitution($mode, null); |
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} catch (Exception $e) { |
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return $e->getMessage(); |
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} |
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if (empty($significance * $number)) { |
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return 0.0; |
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} |
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if (self::ceilingMathTest((float) $significance, (float) $number, (int) $mode)) { |
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return floor($number / $significance) * $significance; |
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} |
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return ceil($number / $significance) * $significance; |
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} |
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/** |
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* CEILING.PRECISE. |
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* |
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* Rounds number up, away from zero, to the nearest multiple of significance. |
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* |
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* Excel Function: |
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* CEILING.PRECISE(number[,significance]) |
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* |
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* @param mixed $number the number you want to round |
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* @param float $significance the multiple to which you want to round |
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* |
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* @return float|string Rounded Number, or a string containing an error |
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*/ |
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public static function precise($number, $significance = 1) |
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{ |
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try { |
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$number = Helpers::validateNumericNullBool($number); |
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$significance = Helpers::validateNumericNullSubstitution($significance, null); |
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} catch (Exception $e) { |
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return $e->getMessage(); |
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} |
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if (!$significance) { |
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return 0.0; |
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} |
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$result = $number / abs($significance); |
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return ceil($result) * $significance * (($significance < 0) ? -1 : 1); |
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} |
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/** |
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* Let CEILINGMATH complexity pass Scrutinizer. |
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*/ |
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private static function ceilingMathTest(float $significance, float $number, int $mode): bool |
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{ |
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return ((float) $significance < 0) || ((float) $number < 0 && !empty($mode)); |
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} |
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/** |
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* Avoid Scrutinizer problems concerning complexity. |
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* |
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* @return float|string |
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*/ |
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private static function argumentsOk(float $number, float $significance) |
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{ |
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if (empty($number * $significance)) { |
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return 0.0; |
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} |
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if (Helpers::returnSign($number) == Helpers::returnSign($significance)) { |
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return ceil($number / $significance) * $significance; |
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} |
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return Functions::NAN(); |
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} |
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private static function floorCheck1Arg(): void |
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{ |
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$compatibility = Functions::getCompatibilityMode(); |
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if ($compatibility === Functions::COMPATIBILITY_EXCEL) { |
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throw new Exception('Excel requires 2 arguments for CEILING'); |
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} |
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} |
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} |
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PHPOffice /
PhpSpreadsheet
