xtd::collections::generic::enumerable_generator< type_t > Class Template Reference

Inheritance diagram for xtd::collections::generic::enumerable_generator< type_t >:

Definition

template<typename type_t>
class xtd::collections::generic::enumerable_generator< type_t >

Represents an enumerable enumerable_generator.

Namespace

xtd::collections::generic

Library

xtd.core

Classes
struct	promise_type

Public Member Functions
	enumerable_generator (const enumerable_generator &other)=delete
enumerable_generator &	operator= (const enumerable_generator &other)=delete
	enumerable_generator (enumerable_generator &&other) noexcept
enumerable_generator &	operator= (enumerable_generator &&other) noexcept
xtd::collections::generic::enumerator< type_t >	get_enumerator () const override
	Returns an enumerator that iterates through a collection.
virtual auto	begin () const -> const_iterator
	Returns an iterator to the first element of the enumerable.
virtual auto	begin () -> iterator
	Returns an iterator to the first element of the enumerable.
virtual auto	cbegin () const -> const_iterator
	Returns an iterator to the first element of the enumerable.
virtual auto	cend () const -> const_iterator
	Returns an iterator to the element following the last element of the enumerable.
virtual auto	end () const -> const_iterator
	Returns an iterator to the element following the last element of the enumerable.
virtual auto	end () -> iterator
	Returns an iterator to the element following the last element of the enumerable.
auto	aggregate (const std::function< type_t(const type_t &, const type_t &)> &func) const -> type_t
	Applies an accumulator function over a sequence.
auto	aggregate (const type_t &seed, const std::function< type_t(const type_t &, const type_t &)> &func) const -> type_t
	Applies an accumulator function over a sequence. The specified seed value is used as the initial accumulator value.
auto	aggregate (const accumulate_t &seed, const std::function< accumulate_t(const accumulate_t &, const type_t &)> &func) const -> accumulate_t
	Applies an accumulator function over a sequence. The specified seed value is used as the initial accumulator value.
auto	aggregate (const type_t &seed, const std::function< type_t(const type_t &, const type_t &)> &func, const std::function< type_t(const type_t &)> &result_selector) const -> type_t
	Applies an accumulator function over a sequence. The specified seed value is used as the initial accumulator value, and the specified function is used to select the result value.
auto	aggregate (const accumulate_t &seed, const std::function< accumulate_t(const accumulate_t &, const type_t &)> &func, const std::function< result_t(const accumulate_t &)> &result_selector) const -> result_t
	Applies an accumulator function over a sequence. The specified seed value is used as the initial accumulator value, and the specified function is used to select the result value.
auto	all (const std::function< bool(const type_t &)> &predicate) const -> bool
	Determines whether all elements of a sequence satisfy a condition.
auto	any () const noexcept -> bool
	Determines whether a sequence contains any elements.
auto	any (const std::function< bool(const type_t &)> &predicate) const -> bool
	Determines whether any element of a sequence satisfies a condition.
auto	append (const type_t &element) const noexcept
	Appends a value to the end of the sequence.
auto	as_enumerable () const noexcept
	Returns the input typed as xtd::collections::generic::ienumerable <type_t>.
auto	average () const noexcept
	Computes the average of a sequence of source_t values.
auto	cast () const noexcept
	Casts the elements of an xtd::collections::generic::ienumerable to the specified type.
auto	chunk (xtd::size size) const
	Splits the elements of a sequence into chunks of size at most size.
auto	concat (const ienumerable< type_t > &second) const noexcept
	Concatenates two sequences.
auto	contains (const type_t &value) const noexcept -> bool
	Determines whether a sequence contains a specified element by using the default equality comparer.
auto	contains (const type_t &value, const xtd::collections::generic::iequality_comparer< type_t > &comparer) const noexcept -> bool
	Determines whether a sequence contains a specified element by using a specified equality comparer.
auto	count () const noexcept -> xtd::size
	Returns the number of elements in current sequence.
auto	count (const std::function< bool(const type_t &)> &predicate) const noexcept -> xtd::size
	Returns a number that represents how many elements in the specified sequence satisfy a condition.
auto	count (const type_t &value) const noexcept -> xtd::size
	Returns the number of elements with the specified value.
auto	count_by (const std::function< key_t(const type_t &)> &key_selector) const noexcept
	Returns the count of elements in the current sequence grouped by key.
auto	count_by (const std::function< key_t(const type_t &)> &key_selector, const xtd::collections::generic::iequality_comparer< key_t > &key_comparer) const noexcept
	Returns the count of elements in the current sequence grouped by key.
auto	default_if_empty () const noexcept
	Returns the elements of the specified sequence or the type parameter's default value in a singleton collection if the current sequence is empty.
auto	default_if_empty (const type_t &default_value) const noexcept
	Returns the elements of the specified sequence or the specified value in a singleton collection if the current sequence is empty.
auto	distinct () const noexcept
	Returns distinct elements from a sequence by using the default equality comparer to compare values.
auto	distinct (const xtd::collections::generic::iequality_comparer< type_t > &comparer) const noexcept
	Returns distinct elements from a sequence by using a specified xtd::collections::generic::iequality_comparer <type_t> to compare values.
auto	first_or_default (const std::function< bool(const type_t &)> &predicate, const type_t &default_value) const noexcept -> type_t
	Returns the first element of the sequence that satisfies a condition, or a specified default value if no such element is found.
auto	first_or_default (const std::function< bool(const type_t &)> &predicate) const noexcept -> type_t
	Returns the first element of the sequence that satisfies a condition or a default value if no such element is found.
auto	first_or_default (const type_t default_value) const noexcept -> type_t
	Returns the first element of the sequence that satisfies a condition or a default value if no such element is found.
auto	first_or_default () const noexcept -> type_t
	Returns the first element of the sequence that satisfies a condition or a default value if no such element is found.
auto	order () const
	Sorts the elements of a sequence in ascending order.
auto	order (const xtd::collections::generic::icomparer< type_t > &comparer) const
	Sorts the elements of a sequence in ascending order.
auto	order_by (const std::function< type_t(const type_t &)> &key_selector) const
	Sorts the elements of a sequence in ascending order according to a key.
auto	order_by (const std::function< key_t(const type_t &)> &key_selector) const
	Sorts the elements of a sequence in ascending order according to a key.
auto	order_by_descending (const std::function< key_t(const type_t &)> &key_selector) const
	Sorts the elements of a sequence in descending order according to a key.
auto	order_by_descending (const std::function< type_t(const type_t &)> &key_selector) const
	Sorts the elements of a sequence in descending order according to a key.
auto	select (const std::function< result_t(const type_t &)> &selector) const
	Projects each element of a sequence into a new form.
auto	select (const std::function< type_t(const type_t &)> &selector) const
	Projects each element of a sequence into a new form.
auto	select (const std::function< result_t(const type_t &, xtd::size index)> &selector) const
	Projects each element of a sequence into a new form by incorporating the element's index.
auto	select (const std::function< type_t(const type_t &, xtd::size index)> &selector) const
	Projects each element of a sequence into a new form by incorporating the element's index.
auto	to_array () const noexcept -> xtd::array< type_t >
	Creates a xtd::array <type_t> from an xtd::collections::generic::ienumerable <type_t>.
auto	to_list () const noexcept -> xtd::collections::generic::list< type_t >
	Creates a xtd::collections::generic::list <type_t> from an xtd::collections::generic::ienumerable <type_t>.
auto	where (const std::function< bool(const type_t &)> &predicate) const
	Filters a sequence of values based on a predicate.
auto	where (const std::function< bool(const type_t &, xtd::size)> &predicate) const
	Filters a sequence of values based on a predicate. Each element's index is used in the logic of the predicate function.

Additional Inherited Members
using	value_type
	Represents the xtd::collections::generic::ienumerable value type.
using	iterator
	Represents the iterator of xtd::collections::generic::ienumerable value type.
using	const_iterator
	Represents the const iterator of xtd::collections::generic::ienumerable value type.
using	iterator
	Represents the iterator of enumerable value type.
using	const_iterator
	Represents the const iterator of enumerable value type.
using	enumerable_type
	Represents the ienumerable enumerable type.
using	source_type
	Represents the ienumerable source type.
using	ienumerable
	Represents the ienumerable value type.
using	list
	Represents the list value type.
static auto	to_const_iterator (typename source_collection_t::const_iterator &value, const source_collection_t &source_collection, const target_collection_t &target_collection) noexcept -> typename target_collection_t::const_iterator
	Converts source iterator to target iterator.
static auto	to_const_iterator (typename source_collection_t::const_iterator &value, source_collection_t &source_collection, target_collection_t &target_collection) noexcept -> typename target_collection_t::const_iterator
	Converts source iterator to target iterator.
static auto	to_iterator (typename source_collection_t::const_iterator &value, const source_collection_t &source_collection, const target_collection_t &target_collection) noexcept -> typename target_collection_t::const_iterator
	Converts source iterator to target iterator.
static auto	to_iterator (typename source_collection_t::iterator &value, const source_collection_t &source_collection, const target_collection_t &target_collection) noexcept -> typename target_collection_t::iterator
	Converts source iterator to target iterator.
static auto	to_iterator (typename source_collection_t::const_iterator &value, source_collection_t &source_collection, target_collection_t &target_collection) noexcept -> typename target_collection_t::const_iterator
	Converts source iterator to target iterator.
static auto	to_iterator (typename source_collection_t::iterator &value, source_collection_t &source_collection, target_collection_t &target_collection) noexcept -> typename target_collection_t::iterator
	Converts source iterator to target iterator.

Member Function Documentation

get_enumerator()

template<typename type_t>

xtd::collections::generic::enumerator< type_t > xtd::collections::generic::enumerable_generator< type_t >::get_enumerator ( ) const

inlineoverridevirtual

Returns an enumerator that iterates through a collection.

Returns

An xtd::collections::generic::enumerator object that can be used to iterate through the collection.

Implements xtd::collections::generic::ienumerable< type_t >.

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

• xtd.core/include/xtd/collections/generic/enumerable_generator.hpp