javascript - Does a JS execution context persist in memory after it completes (if a reference to a lexical environment created in it remains)? - Stack Overflow
executioncontext - Execution context's in JavaScript - Stack Overflow
Understanding Execution Context in JavaScript
JavaScript's 'this' keyword explained and demystified
Javascript Prototype & Scope Chains: What You Need to Know | Toptal®
Understanding Javascript 'this' keyword (Context) | by Deepak Gupta | Towards Data Science