Unlucky Years

Published by persolut in
dateslanguage_fundamentals

Create a function which returns how many Friday 13ths there are in a given year.

Examples

howUnlucky(2020) ➞ 2

howUnlucky(2026) ➞ 3

howUnlucky(2016) ➞ 1

Notes

Check Resources for some helpful tutorials on the JavaScript Date object.

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