NOTE: All images from Jonas Schmedtmann's The Complete Javascript Course 2020

Execution Context and the Call Stack

Execution Context

Execution Context: Variable Environment

Execution Context: Scope and the Scope Chain

Execution Context: The this Keyword

The Call Stack

• individual execution contexts are added one at a time to the call stack

• as each context executes, it pops off the stack until we are left in just the global context