Significant optimizations for class fields and private class methods. 4. Web Streams API
Perhaps the most anticipated feature in Node 18 was the addition of a browser-compatible fetch() implementation. node 18 full
Security is a core pillar of Node.js. Version 18 integrated OpenSSL 3.0, which introduced: Significant optimizations for class fields and private class
New array methods for searching from the end of an array to the beginning. Intl.Locale API: Enhanced internationalization support. node 18 full
It allows you to create subtests, skip tests, and use "describe/it" syntax without installing Jest or Mocha.
fetch , FormData , Headers , Request , and Response are all available in the global scope. 2. Experimental Built-in Test Runner