What is DART UI?

Built-in types and core primitives for a Flutter application . To use, import dart:ui . This library exposes the lowest-level services that Flutter frameworks use to bootstrap applications, such as classes for driving the input, graphics text, layout, and rendering subsystems.

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Will JavaScript be replaced by Dart?

Though created as a replacement for JavaScript in the browser, Google’s Dart will now be compiled rather than run in its own VM. Scratch one off for Google’s Dart language: One of its original destinations — as a long-term replacement for JavaScript in Web browsers — has been nixed by Google.

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