LROUND

LROUND

NAME SYNOPSIS DESCRIPTION RETURN VALUE ERRORS CONFORMING TO SEE ALSO

NAME

lround, lroundf, lroundl, llround, llroundf, llroundl - round to nearest integer, away from zero

SYNOPSIS

#include x); long int lroundf(float x); long int lroundl(long double x); long long int llround(double x); long long int llroundf(float x); long long int llroundl(long double x);

DESCRIPTION

These functions round their argument to the nearest integer value, rounding away from zero, regardless of the current rounding direction. If x is infinite or NaN, or if the rounded value is outside the range of the return type, the numeric result is unspecified. A domain error may occur if the magnitude of x is too large.

RETURN VALUE

The rounded integer value.

ERRORS

EDOM

The magnitude of x is too large and (math_errhandling is non-zero.

CONFORMING TO

C99.

SEE ALSO

ceil(3), floor(3), lrint(3), nearbyint(3), rint(3), round(3)