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## CGAL::top_vertex_2

### Definition

#include <CGAL/Polygon_2_algorithms.h>

template <class ForwardIterator, class Traits>
ForwardIterator |
top_vertex_2 ( | ForwardIterator first, ForwardIterator last, Traits traits)
|  | Returns an iterator to the topmost point from the range [first,last). In case of a tie, the point with the largest x-coordinate is taken.

### Requirements

1. Traits is a model of the concept PolygonTraits_2 . In fact, only the the members Less_yx_2 and less_yx_2_object are used.
2. ForwardIterator::value_type should be Traits::Point_2,

### See Also

CGAL::left_vertex_2
CGAL::right_vertex_2
CGAL::bottom_vertex_2
CGAL::Polygon_2<PolygonTraits_2, Container>

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The CGAL Project . Tue, December 21, 2004 .