std::chrono...ay_last::ok(3) C++ Standard Libary std::chrono...ay_last::ok(3) NAME std::chrono::year_month_weekday_last::ok - std::chrono::year_month_week- day_last::ok Synopsis constexpr bool ok() const noexcept; (since C++20) Checks if this object represents a valid date. Since a year_month_week- day_last represents the last weekday of a particular month, it is valid as long as the year, month and weekday are valid. Return value year().ok() && month().ok() && weekday().ok() Example // Run this code #include <cassert> #include <chrono> using namespace std::chrono; int main() { auto ymwdl{Tuesday[last]/11/2020}; assert(ymwdl.ok()); ymwdl = Tuesday[last]/-2/2021; assert(!ymwdl.ok()); ymwdl += months(0); // Normalize month assert(ymwdl.ok()); } http://cppreference.com 2024.06.10 std::chrono...ay_last::ok(3)
NAME | Synopsis | Return value | Example
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