Item Value
Header filemath.h
Declaratinfloat modff(float num, float *i);double modf(double num, double *i);long double modfl(long double num, long double *i);
Functiondecomposes num into its integer and fractional parts.
Returnreturns the fractional portion and place the integer part in the variable pointed to by i.
#include
#include
int main(void)
{
double i;
double f;
f = modf(10.123, &i);
printf("%f %f",i , f);
}
10.000000 0.123000