|Important||This document may not represent best practices for current development, links to downloads and other resources may no longer be valid. Current recommended version can be found here. ArchiveDisclaimer|
Returns next representable neighbor.
double _nextafter( double x, double y );
- x, y
- Double-precision floating-point values.
If x=y, _nextafter returns x, with no exception triggered. If either x or y is a quiet NaN, then the return value is one or the other of the input NaNs.
The _nextafter function returns the closest representable neighbor of x in the direction toward y.
|_nextafter||<float.h>||Win 98, Win Me, Win NT, Win 2000, Win XP|
For additional compatibility information, see Compatibility in the Introduction.
All versions of the C run-time libraries.