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std::bad_function_call

提供: cppreference.com
< cpp‎ | utility‎ | functional

 
 
 
関数オブジェクト
関数ラッパー
Original:
Function wrappers
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function(C++11)
mem_fn(C++11)
bad_function_call(C++11)
バインド
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Bind
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bind(C++11)
is_bind_expression(C++11)
is_placeholder(C++11)
_1, _2, _3, ...(C++11)
リファレンス·ラッパー
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Reference wrappers
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reference_wrapper(C++11)
ref
cref
(C++11)
(C++11)
オペレーターのラッパー
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Operator wrappers
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否定子
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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)
binary_function(廃止予定)
ptr_fun(廃止予定)
pointer_to_unary_function(廃止予定)
pointer_to_binary_function(廃止予定)
mem_fun(廃止予定)
mem_fun_t
mem_fun1_t
const_mem_fun_t
const_mem_fun1_t
(廃止予定)
(廃止予定)
(廃止予定)
(廃止予定)
mem_fun_ref(廃止予定)
mem_fun_ref_t
mem_fun1_ref_t
const_mem_fun_ref_t
const_mem_fun1_ref_t
(廃止予定)
(廃止予定)
(廃止予定)
(廃止予定)
binder1st
binder2nd
(廃止予定)
(廃止予定)
bind1st
bind2nd
(廃止予定)
(廃止予定)
 
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';
    }
}

出力:

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]