◄Description► ◄Example► ◄Up► ◄Contents► ◄Index► ◄Back► ─────Run-Time Library─────────────────────────────────────────────────────── Include: <math.h> Syntax: double modf( double x, double *intptr ); long double _modfl( long double x, long double *intptr ); Returns: the signed fractional portion of <x>. See also: frexp, ldexp, fmod, fabs -♦-