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

To use the previousSunday function from the date-fns library in TypeScript, you first need to install the date-fns dependency by running the following command in your project directory:

npm install date-fns
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Once the dependency is installed, you can import the function in your TypeScript file like this:

index.ts
import { previousSunday } from 'date-fns';
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Now you can use the previousSunday function in your code. Here's an example:

index.ts
const today = new Date();
const lastSunday = previousSunday(today);
console.log(lastSunday);
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This code will log the date object representing the last Sunday from today's date.

Note that you may need to configure your TypeScript project to include the date-fns module in your tsconfig.json file:

{
  "compilerOptions": {
    // ...
    "types": ["date-fns"]
  }
}
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That's it! You can now use the previousSunday function from the date-fns library in your TypeScript projects.