code:round
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— | code:round [2015/11/19 15:19] (current) – created michfiel | ||
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+ | ==== round ==== | ||
+ | |||
+ | http:// | ||
+ | \\ | ||
+ | round() Returns the integral value that is nearest to x, with halfway cases rounded away from zero \\ | ||
+ | floor() Rounds x downward, returning the largest integral value that is not greater than x \\ | ||
+ | ceil() Rounds x upward, returning the smallest integral value that is not less than x \\ | ||
+ | trunc() The nearest integral value that is not larger in magnitude than x (as a floating-point value) \\ | ||
+ | \\ | ||
+ | |||
+ | ^ value^ | ||
+ | | 2.3| 2.0| 2.0| 3.0| 2.0| | ||
+ | | 3.8| 4.0| 3.0| 4.0| 3.0| | ||
+ | | 5.5| 6.0| 5.0| 6.0| 5.0| | ||
+ | | -2.3| -2.0| -3.0| -2.0| -2.0| | ||
+ | | -3.8| -4.0| -4.0| -3.0| -3.0| | ||
+ | | -5.5| -6.0| -6.0| -5.0| -5.0| | ||
+ | |||
+ | |||
+ | * rint() Rounds x to an integral value, using the rounding direction specified by fegetround | ||
+ | * near() The value of x rounded to a nearby integral (as a floating-point value) | ||
+ | |||
code/round.txt · Last modified: 2015/11/19 15:19 by michfiel