What Is the Node.js fs (File System) Module?
The built-in Node.js file system module helps us store, access, and manage data on our operating system. Commonly used features of the
fs module include
fs.readFile to read data from a file,
fs.writeFile to write data to a file and replace the file if it already exists,
fs.watchFile to get notified of changes, and
fs.appendFile to append data to a file. The
fs core module is available in every Node.js project without having to install it.
By the end of this tutorial, you should be able to:
- Understand common uses for the Node file system module
- Learn about relative file paths when using the
- Asynchronous vs synchronous
fsmethods in Node
- Have a good overview of the new promise-based version of the
- Understand when we can’t rely on the Node
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