operator=,!=(std::unordered_map)

 

C++

言語

コンセプト

ユーティリティライブラリ

ストリングスライブラリ

コンテナライブラリ

アルゴリズムライブラリ

イテレータライブラリ

ニューメリックスライブラリ

入力/出力ライブラリ

ローカライゼーションライブラリ

正規表現ライブラリ (C++11)

アトミック操作ライブラリ (C++11)

スレッドのサポートライブラリ (C++11)

 

コンテナライブラリ

array (C++11)

vector

deque

forward_list (C++11)

list

set

multiset

map

multimap

unordered_set (C++11)

unordered_multiset (C++11)

unordered_map (C++11)

unordered_multimap (C++11)

stack

queue

priority_queue

 

std::unordered_map

メンバ関数 Original: Member functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

unordered_map::unordered_map

unordered_map::~unordered_map

unordered_map::operator=

unordered_map::get_allocator

イテレータ Original: Iterators The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

unordered_map::begin unordered_map::cbegin

unordered_map::end unordered_map::cend

容量 Original: Capacity The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

unordered_map::erase

unordered_map::size

unordered_map::max_size

修飾子 Original: Modifiers The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

unordered_map::clear

unordered_map::insert

unordered_map::emplace

unordered_map::emplace_hint

unordered_map::erase

unordered_map::swap

ルック Original: Lookup The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

unordered_map::count

unordered_map::find

unordered_map::equal_range

バケットインターフェイス Original: Bucket interface The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

unordered_map::begin2

unordered_map::end2

unordered_map::bucket_count

unordered_map::max_bucket_count

unordered_map::bucket_size

unordered_map::bucket

ハッシュポリシー Original: Hash policy The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

unordered_map::load_factor

unordered_map::max_load_factor

unordered_map::rehash

unordered_map::reserve

オブザーバー Original: Observers The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

unordered_map::hash_function

unordered_map::key_eq

 

template< class Key, class T, class Hash, class KeyEqual, class Allocator > void operator=( unordered_map<Key,T,Hash,KeyEqual,Allocator> &lhs,                 unordered_map<Key,T,Hash,KeyEqual,Allocator> &rhs);	(1)
template< class Key, class T, class Hash, class KeyEqual, class Allocator > void operator!=( unordered_map<Key,T,Hash,KeyEqual,Allocator> &lhs,                  unordered_map<Key,T,Hash,KeyEqual,Allocator> &rhs);	(2)

2順不同コンテナの内容を比較.

Original:

Compares the contents of two unordered containers.

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2の内容は、コンテナを順不同lhsとrhs次の条件を満たす場合、等価です

Original:

The contents of two unordered containers lhs and rhs are equivalent if the following conditions hold:

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• lhs.size() == rhs.size()
• ：等価鍵の各グループは[lhs_eq1, lhs_eq2)、次のプロパティがあり、他のコンテナ[rhs_eq1, rhs_eq2)、で同等のキーの対応するグループがあります

  Original:

  each group of equivalent keys [lhs_eq1, lhs_eq2) has a corresponding group of equivalent keys in the other container [rhs_eq1, rhs_eq2), that has the following properties:

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• std::distance(lhs_eq1, lhs_eq2) == std::distance(rhs_eq1, rhs_eq2).
• std::is_permutation(lhs_eq1, lhs_eq2, rhs_eq1) == true.

パラメータ

lhs, rhs

-

比較するためにコンテナを順不同 Original: unordered containers to compare The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

値を返します

1)

trueコンテナの内容が同等であるかどうか、そうでなければfalse

Original:

true if the contents of the containers are equivalent, false otherwise

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2)

trueコンテナの内容が等しくない場合、falseそうでなければ

Original:

true if the contents of the containers are not equivalent, false otherwise

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複雑

N comparisons of the keys in the average case, N² in the worst case, where N is the size of the container.