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std::bad_function_call

提供: cppreference.com
< cpp‎ | utility‎ | functional

 
 
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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
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Relational operators
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rel_ops::operator!=
rel_ops::operator>
rel_ops::operator<=
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Pairs and tuples
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pair
tuple(C++11)
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piecewise_construct(C++11)
フォワード、スワップ、および移動
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Swap, forward and move
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swap
forward(C++11)
move(C++11)
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関数オブジェクト
関数ラッパー
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Function wrappers
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function(C++11)
mem_fn(C++11)
bad_function_call(C++11)
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bind(C++11)
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Negators
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バインダーおよびアダプタは非推奨になりました
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Deprecated binders and adaptors
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unary_function(廃止予定)
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binder1st
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Defined in header <functional>
class bad_function_call;
(C++11およびそれ以降)

std::bad_function_call is the type of the exception thrown by std::function::operator() if the function wrapper has no target.

cpp/error/exceptionstd-bad function call-inheritance.svg
画像の詳細

Inheritance diagram

目次

[編集] メンバ関数

(constructor)
bad_function_call()
(パブリックメンバ関数)

std::bad_function_call::bad_function_call()

bad_function_call();

Constructs a new instance of std::bad_function_call.

Parameters

(none)

Exceptions

noexcept specification:  
noexcept
  (C++11およびそれ以降)

Inherited from std::exception

Member functions

例外オブジェクトを破棄します
Original:
destructs the exception object
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(仮想パブリックメンバ関数of std::exception) [edit]
[仮想]
説明文字列を返します
Original:
returns an explanatory string
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(仮想パブリックメンバ関数of std::exception) [edit]

[編集]

#include <iostream>
#include <functional>
 
int main()
{
    std::function<int()> f = nullptr;
    try {
        f();
    } catch(const std::bad_function_call& e) {
        std::cout << e.what() << '\n';
    }
}

Output:

bad function call

[編集] も参照してください

(C++11)
指定された関数呼び出しシグネチャを持つ任意の型の呼び出し可能オブジェクトをラップします
Original:
wraps callable object of any type with specified function call signature
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(クラステンプレート) [edit]