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

To use the startoftoday function from the date-fns library in TypeScript, first install the library via npm by running npm install date-fns.

Then, import the startOfToday function from the library at the top of your TypeScript file as follows:

index.ts
import { startOfToday } from 'date-fns';
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You can then use startOfToday anywhere in your code to get the start of today's date in the user's local timezone:

index.ts
const today: Date = startOfToday();
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This will return a Date object representing the start of today's date, with the time set to 00:00:00.000. You can then use this value in your code as needed.