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MODF (3)

extract signed integral and fractional values from floating-point

number

SYNOPSIS

    #include <math.h>
      double modf(double  x , double * iptr );  
    

DESCRIPTION

    The modf() function breaks the argument x into an integral part and a fractional part, each of which has the same sign as x. The integral part is stored in iptr.

RETURN VALUE

    The modf() function returns the fractional part of x.

CONFORMING TO

    SVID 3, POSIX, BSD 4.3, ISO 9899

SEE ALSO