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nextafter, nexttoward

From cppreference.com
< c | numeric | math
 
 
 
Common mathematical functions
Functions
Basic operations
remainder(C99)
remquo(C99)
fma(C99)
fmax(C99)
fmin(C99)
fdim(C99)
nan
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(C99)
(C99)
(C99)
Exponential functions
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Power functions
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Trigonometric and hyperbolic functions
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Error and gamma functions
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Nearest integer floating point operations
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(C99)
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(C99)
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Floating point manipulation functions
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(C99)
(C99)
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logb(C99)
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modf
nextafter
nexttoward
(C99)
(C99)
copysign(C99)
Classification
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isnormal(C99)
signbit(C99)
Macro constants
 
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.

Contents

[edit] Parameters

from, to - floating point values

[edit] Return value

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

[edit] Example

[edit] See also

C++ documentation for nextafter