std::bad_alloc

 

C++

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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)

 

ユーティリティライブラリ

支援を入力します (basic types, RTTI, type traits)

動的なメモリ管理

エラー処理

プログラムユーティリティ

可変個引数関数

日付と時刻

関数オブジェクト

initializer_list (C++11)

bitset

hash (C++11)

関係演算子 Original: Relational operators The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

rel_ops::operator!= rel_ops::operator> rel_ops::operator<= rel_ops::operator>=

ペアとタプル Original: Pairs and tuples The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

pair

tuple (C++11)

piecewise_construct_t (C++11)

piecewise_construct (C++11)

フォワード、スワップ、および移動 Original: Swap, forward and move The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

swap

forward (C++11)

move (C++11)

move_if_noexcept (C++11)

declval (C++11)

 

動的なメモリ管理

低レベルのメモリ管理
アロケータ Original: Allocators The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
allocator
allocator_traits (C++11)
allocator_arg_t (C++11)
allocator_arg (C++11)
uses_allocator (C++11)
scoped_allocator_adaptor (C++11)
ストレージを初期化されていない Original: Uninitialized storage The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
uninitialized_copy
uninitialized_copy_n (C++11)
uninitialized_fill
uninitialized_fill_n
raw_storage_iterator
get_temporary_buffer
return_temporary_buffer
スマートポインタ Original: Smart pointers The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
unique_ptr (C++11)
shared_ptr (C++11)
weak_ptr (C++11)
auto_ptr (廃止予定)
owner_less (C++11)
enable_shared_from_this (C++11)
bad_weak_ptr (C++11)
default_delete (C++11)
ガベージコレクションをサポートしています Original: Garbage collection support The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
declare_reachable (C++11)
undeclare_reachable (C++11)
declare_no_pointers (C++11)
undeclare_no_pointers (C++11)
pointer_safety (C++11)
get_pointer_safety (C++11)
その他 Original: Miscellaneous The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
pointer_traits (C++11)
addressof (C++11)
align (C++11)
Cライブラリ Original: C Library The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
malloc calloc	realloc free

 

低レベルのメモリ管理

機能します Original: Functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

operator new operator new[]

operator delete operator delete[]

get_new_handler (C++11)

set_new_handler

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

bad_alloc

bad_array_new_length (C++11)

nothrow_t

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

new_handler

オブジェクト Original: Objects The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

nothrow

 

std::bad_alloc

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.

bad_alloc::bad_alloc

std::exceptionから継承されます Original: Inherited from std::exception The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

exception::~exception

exception::what

 

Defined in header <new>
class bad_alloc;

std::bad_alloc is the type of the object thrown as exceptions by the <div class="t-tr-text">割り当て関数

Original:

allocation functions

The text has been machine-translated via [http://translate.google.com Google Translate].
You can help to correct and verify the translation. Click [http://en.cppreference.com/w/Cppreference:MachineTranslations here] for instructions.

</div> to report failure to allocate storage.

Inheritance diagram

メンバ関数

(constructor)	constructs the bad_alloc object (パブリックメンバ関数)
operator=	replaces a bad_alloc object (パブリックメンバ関数)
what	説明文字列を返します Original: returns explanatory string The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (パブリックメンバ関数)

Inherited from std::exception

Member functions

(destructor) [仮想]	例外オブジェクトを破棄します Original: destructs the exception object The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (仮想パブリックメンバ関数of std::exception)
what [仮想]	説明文字列を返します Original: returns an explanatory string The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (仮想パブリックメンバ関数of std::exception)

例

#include <iostream>
#include <new>
 
int main()
{
    try {
        while (true) {
            new int[100000000ul];
        }
    } catch (const std::bad_alloc& e) {
        std::cout << "Allocation failed: " << e.what() << '\n';
    }
}

Output:

Allocation failed: std::bad_alloc

も参照してください

operator new operator new[]	割り当て関数 Original: allocation functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (機能)