close - fs - Node - Deno Docs

function close

import { close } from "node:fs";



close(fd: number,
callback?: NoParamCallback,
): void

Closes the file descriptor. No arguments other than a possible exception are given to the completion callback.

Calling fs.close() on any file descriptor (fd) that is currently in use through any other fs operation may lead to undefined behavior.

See the POSIX close(2) documentation for more detail.

Parameters



fd: number

optional



callback: NoParamCallback

void