28 May 2019   workflow

Use the method deinit. In Objective-C classes I would always remove NSNotificationCenter observers in the -dealloc method, but a Swift class doesn’t have a -dealloc method. Instead, Swift has a deinit method.

Here is an example of Objective-C:

@implementation MyClass
  - (void)dealloc {
    [[NSNotificationCenter defaultCenter] removeObserver:self];

And the equivilant in Swift:

class MyClass {
  deinit {