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Sequence | ||||
(C++11) | ||||
(C++26) | ||||
(C++26) | ||||
(C++11) | ||||
Associative | ||||
Unordered associative | ||||
(C++11) | ||||
(C++11) | ||||
(C++11) | ||||
(C++11) | ||||
Adaptors | ||||
(C++23) | ||||
(C++23) | ||||
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Views | ||||
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Tables | ||||
Iterator invalidation | ||||
Member function table | ||||
Non-member function table |
std::unordered_multiset
Member types | ||||||
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Deduction guides(C++17) |
iterator end()noexcept; | (1) | (since C++11) (constexpr since C++26) |
const_iterator end()constnoexcept; | (2) | (since C++11) (constexpr since C++26) |
const_iterator cend()constnoexcept; | (3) | (since C++11) (constexpr since C++26) |
Returns an iterator past the last element of*this.
This returned iterator only acts as a sentinel. It is not guaranteed to bedereferenceable.
Contents |
Iterator past the last element.
Constant.
Because bothiterator
andconst_iterator
are constant iterators (and may in fact be the same type), it is not possible to mutate the elements of the container through an iterator returned by any of these member functions.
#include <iostream>#include <iterator>#include <string>#include <unordered_set> int main(){conststd::unordered_multiset<std::string> words={"some","words","to","count","count","these","words"}; for(auto it= words.begin(); it!= words.end();){auto count= words.count(*it);std::cout<<*it<<":\t"<< count<<'\n';std::advance(it, count);// all count elements have equivalent keys}}
Possible output:
some: 1words: 2to: 1count: 2these: 1
returns an iterator to the beginning (public member function)[edit] | |
(C++11)(C++14) | returns an iterator to the end of a container or array (function template)[edit] |