protected static function hmsf2sec($h, $m, $s, $f)
    {
        return static::dmsf2asec($h, $m, $s, $f);
    }
protected static function hmsf2sec($h, $m, $s, $f)
    {
        return static::dmsf2asec($h, $m, $s, $f);
    }
protected static function hmsf2sec ( $ h , $ m , $ s , $ f ) { return static :: dmsf2asec ( $ h , $ m , $ s , $ f ) ; }
Composes h m s into seconds.

@param int        $h Hour component
@param int        $m Minute component
@param int|double $s Second component
@param int|double $f Fractional Second component

@return double
Composes h m s into seconds .