NAME¶

std::chrono::month_weekday_last::ok - std::chrono::month_weekday_last::ok

Synopsis¶

constexpr bool ok() const noexcept; (since C++20)

Checks if the contained month and weekday_last objects are valid.

Return value¶

month().ok() && weekday_last().ok()

Example¶

// Run this code

#include <iostream>
#include <chrono>

int main()
{
std::cout << std::boolalpha;

auto mwdl {std::chrono::March/std::chrono::Wednesday[std::chrono::last]};
std::cout << (mwdl.ok()) << ' ';
mwdl = {std::chrono::month(3)/std::chrono::weekday(42)[std::chrono::last]};
std::cout << (mwdl.ok()) << '\n';
}

Output:¶

true false