Understanding DispatchGroups in Swift Language

In this video, Mohammad Azam will demonstrate how to use DispatchGroups in Swift Language.

#iosdeveloper, #iosdev, #swiftlang, #swiftprogramming

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[KrazyJames]

Thank you for sharing your experience, this video helped me a lot

[danielcrompton]

It's like a STACK.
When you call group.enter, you are adding 1 to a stack, calling group.leave removes one.
The group is initialized to 0, and after entering/leaving when the stack has 0 in again, the notify is called.

[MrDonhekel]

Another approach would be to use combine and merge publishers.
this way will also allwo you to call in parallel and not sequencial