# std::chrono::weekday_indexed::index

From cppreference.com
< cpp‎ | chrono‎ | weekday indexed

constexpr unsigned index() const noexcept; |  | (since C++20)

Accesses the index stored in *this.

### Return value

The index stored in *this.

### Example

Run this code

    #include <iostream>
    #include <chrono>

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

        std::chrono::weekday_indexed wdi {std::chrono::Tuesday[2]}; // 2nd Tuesday of a month
        std::cout << (std::chrono::year_month_day{wdi/10/2019} ==
                      std::chrono::year_month_day{std::chrono::October/8/2019}) << ' ';

        wdi = {wdi.weekday()[wdi.index() + 2]}; // 2nd Tuesday => 4th Tuesday
        std::cout << (std::chrono::year_month_day{wdi/10/2019} ==
                      std::chrono::year_month_day{std::chrono::October/22/2019}) << '\n';
    }

Output:

    true true

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