std::multiplies

 

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)

 

関数オブジェクト

関数ラッパー 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)
バインド 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)
リファレンス·ラッパー 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)
オペレーターのラッパー 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
否定子 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
バインダーおよびアダプタは非推奨になりました 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 (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>
template< class T > struct multiplies;

乗算を行うための関数オブジェクト。効率的に型operator*の2つのインスタンスをT呼び出し.

Original:

Function object for performing multiplication. Effectively calls operator* on two instances of type T.

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メンバータイプ

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

メンバ関数

operator()	二つの引数の積を返します Original: returns the product of two arguments 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)

stdは::乗算::

Original:

std::multiplies::

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operator()

T operator()( const T& lhs, const T& rhs ) const;

Returns the product of lhs and rhs.

Parameters

lhs, rhs

-

乗算する値 Original: values to multiply The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

Return value

The result of lhs * rhs.

Exceptions

(none)

Possible implementation

T operator()(const T &lhs, const T &rhs) const { return lhs * rhs; }