Web Reference: Feb 10, 2022 · Whenever the JavaScript engine receives a script file, it first creates a default Execution Context known as the Global Execution Context (GEC). The GEC is the base/default Execution Context where all JavaScript code that is not inside of a function gets executed. In this tutorial, you will learn about the JavaScript execution context to deeply understand how JavaScript code get executed. Learn how JavaScript execution context works with clear examples. Understand memory phases, call stack, scope, and hoisting in simple terms.
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