⚡️⛓JavaScript Visualized: Scope (Chain)
Time for the scope chain 🕺🏼 In this post I assume you know the basics of execution contexts: I’ll soon write a post on that too though 😃 Let's take a look at the following code: const name = "Lydia" const age = 21 const city = "San Francisco" function getPersonInfo() { const name = "Sarah" const age = 22 return `${name} is ${age} and lives in ${city}` } console.log(getPersonInfo()) We're invoki
🚀⚙️ JavaScript Visualized: the JavaScript Engine
JavaScript is cool (don't @ me), but how can a machine actually understand the code you've written? As JavaScript devs, we usually don't have to deal with compilers ourselves. However, it's definitely good to know the basics of the JavaScript engine and see how it handles our human-friendly JS code, and turns it into something machines understand! 🥳 | Note: This post is mainly based on the V8 eng
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