JS engine architecture can vary depending on the implementation, but generally, it consists of two main components:
In addition to these two components, the JS engine also includes various other features such as:
The JS engine is part of the larger JS runtime environment, which includes other components such as the Web API, event loop, and callback queue. The Web API provides interfaces for interacting with the browser or environment in which the code is running. The event loop and callback queue are responsible for managing asynchronous code execution.