ISINFF(3) | Library Functions Manual | ISINFF(3) |
isinff
, isnanf
—
#include <math.h>
int
isinff
(float);
int
isnanf
(float);
isinff
() function returns 1 if the number is
“infinity”, otherwise 0.
The isnanf
() function returns 1 if the
number is “not-a-number”, otherwise 0.
IEEE Standard for Binary Floating-Point Arithmetic, Std 754-1985, ANSI.
August 16, 1999 | NetBSD 9.0 |