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std::chrono...day_last::ok(3) C++ Standard Libarystd::chrono...day_last::ok(3)

NAME
       std::chrono::month_day_last::ok - std::chrono::month_day_last::ok

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

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

Return value
	  month().ok()

Example
       // Run this code

	#include <cassert>
	#include <chrono>

	int main()
	{
	    auto mdl{std::chrono::February/std::chrono::last};
	    assert(mdl.ok());
	    mdl	= {std::chrono::month(42)/std::chrono::last};
	    assert(!mdl.ok());
	}

http://cppreference.com		  2024.06.10	 std::chrono...day_last::ok(3)

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