Semantically speaking, computed properties should be tightly coupled with the intrinsic state of the object - if other properties don't change, then querying the computed property at different …

Setters/getters in Swift are quite different than ObjC. The property becomes a computed property which means it does not have a backing variable such as _x as it would in ObjC. In the …

Jul 20, 2020 · I want to add a computed property to GroupOfTallies that resembles the following: // Returns the sum of counts of all elements in the group var cumulativeCount: Int { return …

Apr 17, 2015 · It has no independent existence. The purpose of the setter in a computed property is not to set the value of the property but to set the values of other properties, from which the …

Jun 29, 2023 · Any reference to selectedIndex is just calling the computed property again. The accepted answer is the right thing to do in this instance, but should you need a computed …

Nov 28, 2021 · A computed property calculates its value depending on other values (in the object). An efficient solution is a switch statement

Dec 6, 2018 · Is there a specific reason that swift limits us from providing computed properties inside a protocol declaration? As we only have the opportunity to set those computed …

Jul 5, 2020 · It will computed if the Published value changes inside the class. As the computed value depends on that Published value, it will recalculated when the Published changes. So …

Jul 2, 2018 · Generally you do this when the computed property needs to be recalculated every time you reference the stored property (e.g. recalculated from other, possibly private, stored …

Jan 29, 2016 · Note #2: let's talk about Computed Properties. So we made clear that code in this question is not a Computed Property. However, as EmilioPelaez noted in another comment …