NAME¶

std::chrono::weekday_last::ok - std::chrono::weekday_last::ok

Synopsis¶

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

Checks if the weekday object stored in *this is valid.

Return value¶

weekday().ok()

Example¶

// Run this code

#include <iostream>
#include <chrono>

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

auto wdl {std::chrono::Tuesday[std::chrono::last]};
std::cout << (wdl.ok()) << ' ';
wdl = {std::chrono::weekday(42)[std::chrono::last]};
std::cout << (wdl.ok()) << '\n';
}

Output:¶

true false