JavaScript is single threaded. So how does it handle async code? The Event Loop. setTimeout with 0ms delay still runs last. Not a bug, that's exactly how JS is designed to work. Once you understand ...

Once the async task completes, its callback is pushed into the Event Loop queue for execution. 𝗣𝗼𝗶𝗻𝘁𝘀 𝘁𝗼 𝗿𝗲𝗺𝗲𝗺𝗯𝗲𝗿: • Synchronous code executes line-by-line • Asynchronous code prevents ...