Use Destructuring Assignment... seems strange to me

[vipatron]

Hey man, I wrote what I think is a good way to understand destructuring assignment in response to another post:

ES6: Use Destructuring Assignment to Assign Variables

Tl;dr: The “variable ‘start’” is never assigned, you’re misunderstanding what the quoted claim is saying. I had a fair amount of difficulty in understanding the destructuring assignment syntax. To help, I'd work on it at two levels, and refer you to the concept of "mapping" in mathematics (think back to algebra, when you mapped domains onto ranges): [image] No nesting syntax const { propertyMappingFrom: variableMappingOnto } = objectWhosePropertyIsOriginOfMappingArrow; Nesting Syntax co…

There is one ultimate source of truth on “what’s going on with Javascript,” especially ES6. It’s The ECMAScript 6 Standard - linked to section on Destructuring Assignment. All other guides are filtering and abstractions of that. My absolute favorite for Javascript is Mozilla Developer Network. MDN’s page on destructuring assignment. I live on MDN. I would suggest you do, to. The “Syntax” section saves me so much time when I am trying to use a function.