std::logical_and
From cppreference.com
< cpp | utility | functional
Defined in header
<functional>
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||
template< class T >
struct logical_and; |
(until C++14) | |
template< class T = void >
struct logical_and; |
(since C++14) | |
Function object for performing logical AND (logical conjunction). Effectively calls operator&& on type T
.
Contents |
[edit] Specializations
The standard library provides a specialization of
|
(since C++14) |
[edit] Member types
Type | Definition |
result_type
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bool
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first_argument_type
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T
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second_argument_type
|
T
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[edit] Member functions
operator() |
returns the logical AND of the two arguments (public member function) |
std::logical_and::operator()
bool operator()( const T& lhs, const T& rhs ) const;
|
(until C++14) | |
constexpr bool operator()( const T& lhs, const T& rhs ) const;
|
(since C++14) | |
Returns the logical AND of lhs
and rhs
.
Parameters
lhs, rhs | - | values to compute logical AND of |
Return value
The result of lhs && rhs.
Exceptions
(none)
Possible implementation
constexpr bool operator()(const T &lhs, const T &rhs) const { return lhs && rhs; } |