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Modf

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 <math.h>   #include <stdio.h>   int main(void)   {      double i;      double f;      f = modf(10.123, &i);      printf("%f %f",i , f);   } 10.000000 0.123000