A Definitive Guide To map(), filter(), and reduce() in JavaScript | Learn To Code Together
An Illustrated (and Musical) Guide to Map, Reduce, and Filter Array Methods | CSS-Tricks - CSS-Tricks
Joel Thoms 🍻 #JavaScript on Twitter: "💡TIP: filter and then map will loop through the array twice. This may (or may not) have a performance impact. To loop through the list one