fcppt::container Namespace Reference

Various containers and utility functions. More...

Namespaces
namespace	bitfield
	Contains fcppt::container::bitfield::object and helper types/functions for it.
namespace	buffer
namespace	grid
	Contains fcppt::container::grid::object and helper types/functions for it.
namespace	raw_vector
namespace	tree

Classes
class	dynamic_array
	An array of dynamic size that does not initialize. More...
class	get_or_insert_result
	The result type of fcppt::container::get_or_insert_with_result. More...
class	index_map
	An index-based container that grows on demand. More...
class	move_range
	A range that moves its elements. More...

Typedefs
template<typename Range>
using	size_result_type
	The size type of a range.
template<typename Container>
using	to_iterator_type
	Gets the iterator type of a container.
template<typename Container>
using	to_mapped_type
	Gets the mapped type of an associative container.
template<typename Container>
using	to_pointer_type
	Gets the pointer type of a container.
template<typename Container>
using	to_reference_type
	Gets the reference type of a container.
template<typename Container>
using	to_value_type
	The value type of a container depending on its constness.
template<typename Container>
using	uncons_result

Functions
template<typename Container>
fcppt::optional::reference< fcppt::container::to_value_type< Container > >	at_optional (Container &_container, typename Container::size_type const _index)
	Returns an element as an optional at a given position.
template<typename Container>
fcppt::container::to_pointer_type< Container >	data (Container &_container)
	Returns a pointer to the beginning of a random access container.
template<typename Container>
fcppt::container::to_pointer_type< Container >	data_end (Container &_container)
	Returns a pointer one past the end of a random-access container>.
template<typename Container, typename Key>
fcppt::optional::reference< fcppt::container::to_value_type< Container > >	find_opt (Container &_container, Key const &_key)
	Returns an element from a find operation or an empty optional.
template<typename Container, typename Key>
fcppt::optional::object< fcppt::container::to_iterator_type< Container > >	find_opt_iterator (Container &_container, Key const &_key)
	Returns an iterator from a find operation or an empty optional.
template<typename Container, typename Key>
fcppt::optional::object< fcppt::reference< fcppt::container::to_mapped_type< Container > > >	find_opt_mapped (Container &_container, Key const &_key)
	Returns an element from a find operation or an empty optional.
template<typename Container, typename Create>
Container::mapped_type &	get_or_insert (Container &_container, typename Container::key_type const &_key, Create const &_create)
	Gets from or inserts an element into a map.
template<typename Container, typename Create>
fcppt::container::get_or_insert_result< typename Container::mapped_type & >	get_or_insert_with_result (Container &_container, typename Container::key_type const &_key, Create const &_create)
	Gets from or inserts an element into a map and returns if it was inserted.
template<typename Container, typename Value>
bool	insert (Container &_container, Value &&_value)
	Inserts into an associative container.
template<typename Container, typename... Args>
std::remove_cvref_t< Container >	join (Container &&_first, Args &&..._args)
	Joins two containers.
template<typename Set, typename Map>
Set	key_set (Map const &_map)
	Creates a set of keys from a map.
template<typename Container, typename... Args>
Container	make (Args &&..._args)
	Creates a container from variadic arguments by moving.
template<typename Container> requires std::is_rvalue_reference_v<decltype(_container)>
fcppt::container::move_range< std::remove_reference_t< Container > >	make_move_range (Container &&_container)
	Creates a move range from a container.
template<typename Result, typename Map>
Result	map_values_copy (Map const &_map)
	Copies the mapped values of an associative container into a container.
template<typename Result, typename Map> requires fcppt::is_reference<fcppt::type_traits::value_type<Result>>::value
Result	map_values_ref (Map &_map)
	Maps the mapped values of an associative container to a container of references.
template<typename Container>
fcppt::optional::reference< fcppt::container::to_value_type< Container > >	maybe_back (Container &_container)
	Returns the back of a container as an optional.
template<typename Container>
fcppt::optional::reference< fcppt::container::to_value_type< Container > >	maybe_front (Container &_container)
	Returns the front of a container as an optional.
template<typename Container> requires fcppt::type_traits:: is_iterator_of_category<typename Container::const_iterator, std::forward_iterator_tag>::value
fcppt::container::detail::output< Container >	output (Container const &_container) noexcept
	Creates a class that has an output operator to print a container.
template<typename Container>
fcppt::optional::object< fcppt::container::to_value_type< Container > >	pop_back (Container &_container)
	Pops the back of a container as an optional.
template<typename Container>
fcppt::optional::object< fcppt::container::to_value_type< Container > >	pop_front (Container &_container)
	Pops the front of a container as an optional.
template<typename Set>
Set	set_difference (Set const &_a, Set const &_b)
	Returns the difference of two sets.
template<typename Set>
Set	set_intersection (Set const &_a, Set const &_b)
	Returns the intersection of two sets.
template<typename Set>
Set	set_union (Set const &_a, Set const &_b)
	Returns the union of two sets.
template<typename Range>
fcppt::container::size_result_type< Range >	size (Range const &_range)
	The size of a range.
template<typename Container>
fcppt::container::uncons_result< Container >	uncons (Container &_container)
	Splits a container into its head and tail.
template<typename Ch, typename Traits>
fcppt::optional::object< fcppt::tuple::object< Ch, std::basic_string_view< Ch, Traits > > >	uncons_string_view (std::basic_string_view< Ch, Traits > const _view)
	Splits a string_view into its head and tail.

Detailed Description

Various containers and utility functions.

Typedef Documentation

uncons_result

template<typename Container>

using fcppt::container::uncons_result

Initial value:

fcppt::optional::object<fcppt::tuple::object<
   fcppt::reference<fcppt::container::to_value_type<Container>>,
   std::ranges::subrange<fcppt::container::to_iterator_type<Container>>>>