{ res.writeHead(200, { \"Content-Type\": \"text/plain\" }); res.end(\"Hello World!\\n\");});// starts a simple http server loc"> { res.writeHead(200, { \"Content-Type\": \"text/plain\" }); res.end(\"Hello World!\\n\");});// starts a simple http server loc">
On 25 June 2025, the 129th Ecma General Assembly approved the ECMAScript 2025 language specification (press release), which means that it’s officially a standard now.
This blog post explains what’s new.