Node 18 _verified_ Full

Node.js 18 is now officially in Long-Term Support until April 2025.

Node 18 brought the , which provided significant performance improvements and support for new JavaScript features, including: Performance: Reduced memory usage and faster startup times.

Run it:

Outputs results using the Test Anything Protocol (TAP) format by default. Syntax Example javascript node 18 full

This brought class fields, private methods, and Array.prototype.findLast . Performance saw a noticeable jump, especially in startup time.

Node.js 18 is a solid release that cements Node.js's position as a leading JavaScript runtime environment. With its rich feature set, improved performance, and enhanced security, Node.js 18 is an excellent choice for developers building modern web applications. Give it a try and experience the benefits for yourself!

node --test

Eighteen was a small box of light in the server room — the one labeled Node 18, grimed with fingerprints and a faded sticker that read "DO NOT RESTART." It sat between racks humming like a sleeping machine, a single green LED pulsing with measured patience.

For a complete breakdown of all changes, it is highly recommended to consult the official Node.js 18.0.0 release notes.

fetch , FormData , Headers , Request , and Response are all available in the global scope. 2. Experimental Built-in Test Runner Syntax Example javascript This brought class fields, private

Node.js 18 (full) is the for developers who want a modern, self‑contained runtime with essential tools built in. It reduces boilerplate, removes external dependencies for common tasks, and keeps your stack lean.

describe('Math operations', () => test('adds numbers correctly', () => assert.strictEqual(2 + 2, 4); ); );

You can now run basic unit tests without installing Jest or Mocha. Simply use import test from 'node:test'; . Node.js 18 is now available! With its rich feature set, improved performance, and