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

To use the endOfMonth function from the date-fns library in TypeScript, you will first need to install the library:

npm install date-fns
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Then, you can import the endOfMonth function from the library in your TypeScript file:

index.ts
import { endOfMonth } from 'date-fns';
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Finally, you can call the endOfMonth function with a Date object as its argument, and it will return the last day of the month for that date:

index.ts
const date = new Date('2021-10-15');
const lastDayOfMonth = endOfMonth(date); // returns a Date object for October 31st, 2021
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