JavaScript and TypeScript developers can run function apps on Node.js 14 locally and deploy them to all Azure Functions plans.
Node.js 14 is a long-term supported (LTS) release of the popular JavaScript runtime.
In addition to CommonJS modules, Azure Functions running on Node.js 14 now have the option to use ECMAScript modules. As ES modules are currently in “experimental” status in Node.js 14, support for ES modules in Azure Functions is a preview feature.
Learn more by reading the announcement blog post.