CGAL 4.7 - STL Extensions for CGAL: Hashable Concept Reference

\( \newcommand{\E}{\mathrm{E}} \) \( \newcommand{\A}{\mathrm{A}} \) \( \newcommand{\R}{\mathrm{R}} \) \( \newcommand{\N}{\mathrm{N}} \) \( \newcommand{\Q}{\mathrm{Q}} \) \( \newcommand{\Z}{\mathrm{Z}} \) \( \def\ccSum #1#2#3{ \sum_{#1}^{#2}{#3} } \def\ccProd #1#2#3{ \sum_{#1}^{#2}{#3} }\)

CGAL 4.7 - STL Extensions for CGAL

All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Groups Pages
Hashable Concept Reference
Concepts

## Definition

A type `Key` is a model of the concept `Hashable` if the specializations `boost::hash<Key>` and `std::hash<Key>` exist.

Has Models:
  All handles and indices of CGAL data structures.

See Also
  `CGAL::Unique_hash_map<Key,Mapped,Hash>`
  `std::unordered_set`
  `std::unordered_map`
  `boost::unordered_set`
  `boost::unordered_map`