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std::chrono::operator==,(std::chrono::day)(3) | C++ Standard Libary | std::chrono::operator==,(std::chrono::day)(3) |
NAME¶
std::chrono::operator==,(std::chrono::day) - std::chrono::operator==,(std::chrono::day)
Synopsis¶
Defined in header <chrono>
constexpr bool operator==( const std::chrono::day& x, (1)
(since C++20)
const std::chrono::day& y ) noexcept;
constexpr std::strong_ordering operator<=>( const
std::chrono::day& x, (2) (since C++20)
const std::chrono::day& y ) noexcept;
Compare the two std::chrono::day x and y.
The <, <=, >, >=, and != operators are synthesized from
operator<=> and operator==
respectively.
Return value¶
1) unsigned(x) == unsigned(y)
2) unsigned(x) <=> unsigned(y)
Example¶
// Run this code
#include <iostream>
#include <chrono>
int main()
{
std::chrono::day d1{15};
std::chrono::day d2{20};
d1 == d2 ? std::cout << "d1 and d2 are equal\n"
: std::cout << "d1 and d2 are not equal\n";
using namespace std::literals::chrono_literals;
std::cout << std::boolalpha
<< (6d < 9d) << ' ' << (6d == 6d) << ' ' <<
(6d <= 9d) << ' '
<< (9d > 6d) << ' ' << (9d != 6d) << ' ' <<
(9d >= 6d) << '\n';
}
Output:¶
d1 and d2 are not equal
true true true true true true
2022.07.31 | http://cppreference.com |