Filename: /var//www/arsu//vendor/brick//math/src//RoundingMode.php

<?php declare(strict_types=1); namespace Brick\Math; /** * Specifies a rounding behavior for numerical operations capable of discarding precision. * * Each rounding mode indicates how the least significant returned digit of a rounded result * is to be calculated. If fewer digits are returned than the digits needed to represent the * exact numerical result, the discarded digits will be referred to as the discarded fraction * regardless the digits' contribution to the value of the number. In other words, considered * as a numerical value, the discarded fraction could have an absolute value greater than one. */ enum RoundingMode { /** * Asserts that the requested operation has an exact result, hence no rounding is necessary. * * If this rounding mode is specified on an operation that yields a result that * cannot be represented at the requested scale, a RoundingNecessaryException is thrown. */ case UNNECESSARY; /** * Rounds away from zero. * * Always increments the digit prior to a nonzero discarded fraction. * Note that this rounding mode never decreases the magnitude of the calculated value. */ case UP; /** * Rounds towards zero. * * Never increments the digit prior to a discarded fraction (i.e., truncates). * Note that this rounding mode never increases the magnitude of the calculated value. */ case DOWN; /** * Rounds towards positive infinity. * * If the result is positive, behaves as for UP; if negative, behaves as for DOWN. * Note that this rounding mode never decreases the calculated value. */ case CEILING; /** * Rounds towards negative infinity. * * If the result is positive, behave as for DOWN; if negative, behave as for UP. * Note that this rounding mode never increases the calculated value. */ case FLOOR; /** * Rounds towards "nearest neighbor" unless both neighbors are equidistant, in which case round up. * * Behaves as for UP if the discarded fraction is >= 0.5; otherwise, behaves as for DOWN. * Note that this is the rounding mode commonly taught at school. */ case HALF_UP; /** * Rounds towards "nearest neighbor" unless both neighbors are equidistant, in which case round down. * * Behaves as for UP if the discarded fraction is > 0.5; otherwise, behaves as for DOWN. */ case HALF_DOWN; /** * Rounds towards "nearest neighbor" unless both neighbors are equidistant, in which case round towards positive infinity. * * If the result is positive, behaves as for HALF_UP; if negative, behaves as for HALF_DOWN. */ case HALF_CEILING; /** * Rounds towards "nearest neighbor" unless both neighbors are equidistant, in which case round towards negative infinity. * * If the result is positive, behaves as for HALF_DOWN; if negative, behaves as for HALF_UP. */ case HALF_FLOOR; /** * Rounds towards the "nearest neighbor" unless both neighbors are equidistant, in which case rounds towards the even neighbor. * * Behaves as for HALF_UP if the digit to the left of the discarded fraction is odd; * behaves as for HALF_DOWN if it's even. * * Note that this is the rounding mode that statistically minimizes * cumulative error when applied repeatedly over a sequence of calculations. * It is sometimes known as "Banker's rounding", and is chiefly used in the USA. */ case HALF_EVEN; }

./Ninja\.