Ffornonecsinfornonecs.hashnode.dev·Feb 4, 2023 · 5 min readUnderstanding the Most Important JavaScript Interview Concepts in Five MinutesKnowledge Test: Let us examine the output generated by the following code snippet. function callback(i) { console.log(i) } for (var i = 0; i < 3; i++) { setTimeout(() => callback(i), 1000) } for (let i = 0; i < 3; i++) { setTimeout(() =...00
