has_begin_and_end< T > Class Template Reference

#include <deal.II/base/template_constraints.h>

Public Types
using	type = decltype(test< T >(0))

Static Public Attributes
static const bool	value = type::value

Static Private Member Functions
template<typename C >
static std::false_type	test (...)
template<typename C >
static auto	test (int) -> decltype(std::begin(std::declval< C >()), std::end(std::declval< C >()), std::true_type())

Detailed Description

template<typename T>
class has_begin_and_end< T >

A type trait that checks to see if a class behaves as an iterable container that has a beginning and an end. This implies that the class either defines the begin() and end() functions, or is a C-style array.

Definition at line 101 of file template_constraints.h.

Member Typedef Documentation

type

template<typename T >

using has_begin_and_end< T >::type = decltype(test<T>(0))

Definition at line 114 of file template_constraints.h.

Member Function Documentation

test() [1/2]

template<typename T >

template<typename C >

static std::false_type has_begin_and_end< T >::test (   ... )

staticprivate

test() [2/2]

template<typename T >

template<typename C >

static auto has_begin_and_end< T >::test ( int  ) -> decltype(std::begin(std::declval< C >()), std::end(std::declval< C >()), std::true_type())

staticprivate

Member Data Documentation

value

template<typename T >

const bool has_begin_and_end< T >::value = type::value

static

Definition at line 116 of file template_constraints.h.

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The documentation for this class was generated from the following file:

• include/deal.II/base/template_constraints.h