Dorokhov.codes
Asynchrony and multithreading
| Feature | Description | Since version |
|---|---|---|
| Fibers | Fibers are not executed in parallel. They represent coroutines that can be suspended and resumed during execution. | PHP 8 >=8.1 |
Fibers
Good explanation is here.
We can use it when we want to show the process of executing another function (like copying files or updating a DB).