The Event Loop and Microtasks
Understand how Dart schedules async work.
One Thread, No Waiting
Dart runs your code on a single thread, yet it never freezes. The secret is the event loop, which schedules work instead of blocking. ⚡
What the Event Loop Does
The event loop is a simple cycle: pick the next pending task, run it to completion, then repeat. Your code runs in tidy, uninterrupted chunks.
All lessons in this course
- The Event Loop and Microtasks
- Creating and Awaiting Futures
- Error Handling in async Code
- Future.wait and Parallel Work