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std::logical_not

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< cpp‎ | utility‎ | functional

 
 
 
関数オブジェクト
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Function wrappers
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Bind
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リファレンス·ラッパー
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Reference wrappers
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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)
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Defined in header <functional>
template< class T >
struct logical_not;
論理NOT(論理否定)を行うための関数オブジェクト。効率的に型operator!T呼び出し.
Original:
Function object for performing logical NOT (logical negation). Effectively calls operator! for type T.
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目次

[編集] メンバータイプ

タイプ
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Type
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Definition
result_type bool
argument_type T

[編集] メンバ関数

operator()
NOT引数の論理を返します
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returns the logical NOT of the argument
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(パブリックメンバ関数)

のstd :: logical_not ::
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std::logical_not::
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operator()

bool operator()( const T& arg ) const;

Returns the logical NOT of arg.

Parameters

arg -
NOTの論理計算するための値
Original:
value to compute logical NOT of
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Return value

The result of !arg.

Exceptions

(none)

Possible implementation

bool operator()(const T &arg) const 
{
    return !arg;
}