I have a class A and a class B and a class C. They have different attributes.
How do I do:
aaaa where(a.class = B and a .specific-property-of-b = “y”) or (a.class = C and a.specific-property-of-c
Tag: subclasses
SWIFT 4.1 – Sub-class UIMAGE
When I use custom init to create a subclass of UIImage after upgrading to Swift 4.1, it does not support overriding the extended non-@objc declaration error
class Foo: UIImage {
init(b
Inheritance – How to use multiple parent configuration functions with VAL in subclasses
Suppose I have a class Parent, which has four fields A, B, C, and D, so that C and D are optionally passed or initialized using the default implementation:
open class Parent(val a: A, v
OOP – UML inheritance – Why is the arrow direction from subclass to the parent class?
In the above image, class B inherits class A. If B inherits all methods of A, shouldn’t the arrow go from A to B? In my opinion, if the arrow is from A to B, it will make more sense.
Is there