定义一个时期

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How many working days in year 2023?

Here is the detail of the calculation:

Because 2023 is not a leap year, it has 365 days.

Let's remove 52 saturdays and 53 sundays. It remains 260 days.

Now, let's remove 9 public holidays that do not fall during a weekend and we obtain 251 working days in 2023.

Here is the list of these 9 public holidays:

1. New Year's Day (observance) : 星期一, 2023, 01, 2
2. Louis Riel Day : 星期一, 2023, 02, 20
3. Good Friday : 星期五, 2023, 04, 7
4. Victoria Day : 星期一, 2023, 05, 22
5. Canada Day (observance) : 星期一, 2023, 07, 3
6. Terry Fox Day : 星期一, 2023, 08, 7
7. Labour Day : 星期一, 2023, 09, 4
8. Thanksgiving Day : 星期一, 2023, 10, 9
9. Christmas : 星期一, 2023, 12, 25

And here are the 2 public holidays falling on a weekend:

1. New Year's Day : 星期日, 2023, 01, 1
2. Canada Day : 星期六, 2023, 07, 1