nextafter, nexttoward

Defined in header <math.h>
float       nextafterf( float from, float to );		(since C99)
double      nextafter( double from, double to );		(since C99)
long double nextafterl( long double from, long double to );		(since C99)
float       nexttowardf( float from, long double to );		(since C99)
double      nexttoward( double from, long double to );		(since C99)
long double nexttowardl( long double from, long double to );		(since C99)

Returns the next representable value of from in the direction of to. If from equals to to, to is returned.

Parameters

from, to

-

floating point values

Return value

The next representable value of from in the direction of to.

See also

C++ documentation for nextafter