study

A diary of some sort. An interesting one.

What is Scope?

In the first few paragraphs of this chapter, the author is trying to assert the fact that Javascript, although popularly thought of as a dynamic or an interpreted language, is infact mostly a compiled one.

He goes on to make the case that the Javascript engine, on the fly, compiles the JS code right before it is executed – usually in microseconds.

This “compilation”, he further states, is a 3-step process which comprises:

He further asserts other important points which are bulleted below: