std::function::target_type

 

C++

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概念

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正則表達式庫 （C++11）

原子操作庫 （C++11）

線程的支持庫 （C++11）

 

實用工具庫

類型的支持 (basic types, RTTI, type traits)

動態內存管理

錯誤處理

程序實用工具

可變參數函數

日期和時間

函數對象

initializer_list （C++11）

bitset

hash （C++11）

關係運算符 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>=

雙和元組 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）

掉期，遠期和移動 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）

 

函數對象

功能包裝 Original: Function wrappers The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
function （C++11）
mem_fn （C++11）
bad_function_call （C++11）
綁定 Original: Bind The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
bind （C++11）
is_bind_expression （C++11）
is_placeholder （C++11）
_1, _2, _3, ... （C++11）
參考包裝 Original: Reference wrappers The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
reference_wrapper （C++11）
ref cref （C++11） （C++11）
操作包裝 Original: Operator wrappers The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
plus minus negate multiplies divides modulus logical_and logical_or logical_not	equal_to not_equal_to greater less greater_equal less_equal bit_and bit_or bit_xor
否定詞 Original: Negators The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
unary_negate binary_negate	not1 not2
已過時粘合劑和適配器 Original: Deprecated binders and adaptors The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
unary_function （過時了）
binary_function （過時了）
ptr_fun （過時了）
pointer_to_unary_function （過時了）
pointer_to_binary_function （過時了）
mem_fun （過時了）
mem_fun_t mem_fun1_t const_mem_fun_t const_mem_fun1_t （過時了） （過時了） （過時了） （過時了）
mem_fun_ref （過時了）
mem_fun_ref_t mem_fun1_ref_t const_mem_fun_ref_t const_mem_fun1_ref_t （過時了） （過時了） （過時了） （過時了）
binder1st binder2nd （過時了） （過時了）
bind1st bind2nd （過時了） （過時了）

 

std::function

成員函數 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.

function::function

function::~function

function::operator=

function::swap

function::assign

function::operator bool

function::operator()

function::target_type

function::target

非成員函數 Original: Non-member functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

operator== operator!=

std::swap(std::function)

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

std::uses_allocator<std::function>

 

const std::type_info& target_type() const;		（C++11 起）

返回所存儲的函數的類型.

Original:

Returns the type of the stored function.

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參數

（無）

Original:

(none)

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返回值

typeid(T)，如果存儲功能的類型T，否則typeid(void)

Original:

typeid(T) if the stored function has type T, otherwise typeid(void)

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例外

noexcept specification:  

noexcept

  （C++11 起）

另請參閱

target_type	獲得所存儲的目標的typeidstd::function Original: obtains the typeid of the stored target of a std::function The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. （公共成員函數）