round, roundf, roundl - round to nearest integral value

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.Lb libm

.In math.h double round double x float roundf float x long double roundl long double x

The round, roundf, and roundl functions return the nearest integral value to x; if x lies halfway between two integral values, then these functions return the integral value with the larger absolute value (i.e., they round away from zero).

ceil(3), floor(3), ieee(3), lrint(3), lround(3), math(3), rint(3), trunc(3)

These functions conform to -isoC-99.

The round and roundf functions appeared in
.Fx 5.3 . The roundl function appeared in
.Fx 6.0 .

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