Node.js FAQ: Top Questions
15. What is the fs module in Node.js?
The fs (File System) module is a built-in Node.js module for interacting with the file system, supporting operations like reading, writing, and deleting files.
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Methods:
readFile,writeFile,appendFile,unlink. -
Sync vs. Async:
readFileSync(blocking) vs.readFile(non-blocking). -
Promises API:
fs.promisesfor Promise-based operations. - Use Case: File manipulation, data processing.