Abstract class in swift

class Animal {
    func sound() {}
}

class Cat: Animal {
    override func sound() {
        print("miauw")
    }
}

class Dog: Animal {
    override func sound() {
        print("woof")
    }
}

Source: cocoacasts.com

Similar codes

0 vote241 views2 answers
Swift push view controller
Swift
1 vote188 views1 answer
Swift constraint center vertically
Swift
1 vote197 views2 answers
How to scroll to section in tableview swift
Swift
1 vote172 views1 answer
Rtl ios swift
Swift
0 vote167 views1 answer
How can i find range of a string in another string swift
Swift
0 vote172 views1 answer
Convert string true to boolean swift
Swift
0 vote258 views1 answer
Left side of mutating operator isn't mutable: 'self' is immutable
Swift
0 vote168 views1 answer
Xcode macosx have view resize when window size changed
Swift
0 vote163 views1 answer
Swift ns_enum generic name
Swift
4 votes204 views2 answers
Swift change navigation bar color
Swift