Node.js · Theory

fs.promises.readlink(path[,options]) in Node.js

Theory

528/723

fs.promises.readlink(path[,options]) in Node.js

If you can teach fs.promises.readlink(path[,options]) (node js) using fetch a user then marks, you know it. If you only know the heading, you don’t.

fs.promises.readlink(path[,options]) (node js) on the board: async function + try/catch. Then say what fetch a user then marks looks like after.

Without fs.promises.readlink(path[,options]) (node js), an API handler gets messy and fetch a user then marks is hard to trust.

fs.promises.readlink(path[,options]) (node js) shows up in an API handler. Name fetch a user then marks, not “a real-world scenario”.

Don’t do this with fs.promises.readlink(path[,options]) (node js): unhandled rejection. Interviewers spot it in ten seconds.

After fs.promises.readlink(path[,options]) (node js), Sara should still remember unhandled rejection.

Viva for fs.promises.readlink(path[,options]) (node js): what it is → async function + try/catch → the mistake (unhandled rejection).

Exam tip

For fs.promises.readlink(path[,options]) (node js): definition + an API handler + one failure.

Example

const fs = require("fs");
const path = require("path");

const file = path.join(__dirname || ".", "demo.txt");
fs.writeFileSync(file, "hello node\n");
const text = fs.readFileSync(file, "utf8");
console.log(text.trim());
fs.unlinkSync(file);

fs.promises.readlink(path[,options]) in Node.js — fs reads/writes files. Prefer promises/async APIs in real apps.

Short notes

Deffs.promises.readlink(path[,options]) (node js) — Sara uses it for fetch a user then marks in an API handler.
Rulefs.promises.readlink(path[,options]) (node js) → async function + try/catch.
Rememberfs.promises.readlink(path[,options]) (node js) + npm (an API handler).
Usefs.promises.readlink(path[,options]) (node js) in an API handler (fetch a user then marks).
Trapfs.promises.readlink(path[,options]) (node js) — unhandled rejection.
Exfs.promises.readlink(path[,options]) (node js) → fetch a user then marks.

const fs = require("fs"); const path = require("path"); const file = path.join(__dirname || ".", "demo.txt"); fs.writeFileSync(file, "hello node\n"); const text = fs.readFileSync(file, "utf8"); console.log(text.trim()); fs.unlinkSync(file);

fs.promises.readlink(path[,options]) in Node.js

Example

Short notes

Questions

fs.promises.readlink(path[,options]) in Node.js

Example

Short notes

Questions