std::iterator

 

C++

Language

Standard library headers

Concepts

Utilities library

Strings library

Containers library

Algorithms library

Iterators library

Numerics library

Input/output library

Localizations library

Regular expressions library (C++11)

Atomic operations library (C++11)

Thread support library (C++11)

 

Iterator library

Iterator primitives
iterator_traits
input_iterator_tag output_iterator_tag forward_iterator_tag bidirectional_iterator_tag random_access_iterator_tag
iterator
Iterator adaptors
reverse_iterator
move_iterator (C++11) back_insert_iterator front_insert_iterator insert_iterator	make_move_iterator (C++11) back_inserter front_inserter inserter
Stream iterators
istream_iterator
ostream_iterator
istreambuf_iterator
ostreambuf_iterator
Iterator operations
advance
distance
prev (C++11)
next (C++11)
Range access
begin (C++11)
end (C++11)

 

Defined in header <iterator>
template<     class Category,     class T,     class Distance = std::ptrdiff_t,     class Pointer = T*,     class Reference = T& > struct iterator;

std::iterator is the base class provided to simplify definitions of the required types for iterators.

Member types

Member type	Definition
value_type	T
difference_type	Distance
pointer	Pointer
reference	Reference
iterator_category	Category

See also

iterator_traits	provides uniform interface to the properties of an iterator (class template)
input_iterator_tag output_iterator_tag forward_iterator_tag bidirectional_iterator_tag random_access_iterator_tag	empty class types used to indicate iterator categories (class)