how to use the existssync function from the fs-extra library in typescript

To use the existsSync function from the fs-extra library in TypeScript, you need to first install the library using npm.

npm install --save fs-extra
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Next, in your TypeScript file, you need to import the existsSync function from the fs-extra library and use it as follows:

index.ts
import { existsSync } from 'fs-extra';

const fileExists = existsSync('/path/to/your/file');
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Here, the existsSync function takes a file path as its argument and returns a boolean value indicating whether the file exists on the file system or not.

You can then use the fileExists variable to perform your logic based on the existence of the file.