Deleting all data in a Core Data entity in Swift 3
问题 Is there a way to do a batch delete of all data stored in all of the entities in core data? I read somewhere that in iOS 9 or 10 that apple introduced a way to do batch deletes, but I can't seem to find any good information on it. Ultimately, I just need a function that goes through an entity, and deletes all of the data in it. Seems like it should be simple enough, but documentation/tutorials for it have proven exceedingly difficult to find. Any thoughts? Edit I added the following code into