CGAL::lexicographically_xy_smaller

bool
lexicographically_xy_smaller ( Point_2<Kernel> p,
Point_2<Kernel> q)
returns true iff p is lexicographically smaller than q with respect to xy order.

See Also

CGAL::compare_xy
CGAL::lexicographically_xy_larger
CGAL::lexicographically_xy_larger_or_equal
CGAL::lexicographically_xy_smaller_or_equal