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

To use the addISOWeekYears() function from the date-fns library in TypeScript, you can follow these steps:

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 addISOWeekYears() function in your TypeScript code:

   index.ts
   import { addISOWeekYears } from 'date-fns';
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3. Call the addISOWeekYears() function with the date and number of ISO week years you want to add. Here's an example:

   index.ts
   const date = new Date(2021, 7, 23);
   const addedDate = addISOWeekYears(date, 2);
   console.log(addedDate); // Output: 2023-08-21T00:00:00.000Z
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   In this example, addISOWeekYears() adds 2 ISO week years to the date '2021-08-23' and returns a new date object.

That's it! Now you know how to use the addISOWeekYears() function from the date-fns library in TypeScript.