how to use the setisoweekyear function from the date-fns library in typescript

To use the setISOWeekYear function from the date-fns library in TypeScript, you can follow the steps below:

1. Install the date-fns library by running the following command in your terminal:

index.ts
npm install date-fns
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2. Import the setISOWeekYear function at the top of your TypeScript file:

index.ts
import { setISOWeekYear } from 'date-fns';
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3. Use the setISOWeekYear function to set the ISO week-numbering year of a given date object. Here's an example:

index.ts
const currentDate = new Date(); // assume today's date is '2022-10-15'
const newDate = setISOWeekYear(currentDate, 2023); // returns a new date object with year '2023' and the same week and weekday as 'currentDate'
console.log(newDate); // Output: Sun Jan 01 2023 00:00:00 GMT+0000 (Coordinated Universal Time)
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Note: The setISOWeekYear function returns a new date object with the changed year, and leaves the original date object unchanged.