std::greater
From cppreference.com
< cpp | utility | functional
| Defined in header <functional>
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| template< class T > struct greater; |
(until C++14) | |
| template< class T = void > struct greater; |
(since C++14) | |
Function object for performing comparisons. Unless specialized, invokes operator> on type T.
Contents |
[edit] Specializations
The partial specialization of std::greater for any pointer type yields a total order, even if the built-in operator> does not.
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The standard library provides a specialization of
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(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
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T
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[edit] Member functions
| operator() |
checks if the first argument is greater than the second (public member function) |
std::greater::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) | |
Checks whether lhs is greater than rhs.
Parameters
| lhs, rhs | - | values to compare |
Return value
true if lhs > rhs, false otherwise.
Exceptions
(none)
Possible implementation
constexpr bool operator()(const T &lhs, const T &rhs) const { return lhs > rhs; } |