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How to remove blank lines from a .txt file in Node.js

Theory

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How to remove blank lines from a .txt file in Node.js

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Exam tip

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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);

How to remove blank lines from a .txt file in Node.js — fs reads/writes files. Prefer promises/async APIs in real apps.

Short notes

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How to remove blank lines from a .txt file in Node.js

How to remove blank lines from a .txt file (node js) is a Node.js idea you prove with a How to remove blank lines from a .txt file node js dry-run, not with a slogan.

Keep How to remove blank lines from a .txt file (node js) small. Dev should finish a How to remove blank lines from a .txt file node js dry-run in a few lines, not a 40-line dump.

Skip How to remove blank lines from a .txt file (node js) and only reciting the name of How to remove blank lines from a .txt file node js shows up in lab hour.

How to remove blank lines from a .txt file (node js) shows up in lab hour. Name a How to remove blank lines from a .txt file node js dry-run, not “a real-world scenario”.

How to remove blank lines from a .txt file (node js) miss: only reciting the name of How to remove blank lines from a .txt file node js. Fix it before you talk about advanced Node.js.

Place How to remove blank lines from a .txt file (node js) next to nearby Node.js work — one How to remove blank lines from a .txt file node js step Dev can write from memory is the link.

Exam tip

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);

How to remove blank lines from a .txt file in Node.js

Example

Short notes

Questions

How to remove blank lines from a .txt file in Node.js

Example

Short notes

Questions