| | | 19.52.1.nan |
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| Item | Value | | Header file | math.h | | Declaratin | float nanf(const char *content);
double nan(const char *content);
long double nanl(const char *content); | | Return | returns a value that is not a number and that contains the string pointed to by content. |
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#include <math.h>
#include <stdio.h>
int main(void)
{
double f;
f = nan("2.0");
printf("%f " , f);
}
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-1.#IND00 |
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