Kotlin override

open class Shape {
    open val vertexCount: Int = 0
    open fun draw() { /*...*/ }
    fun fill() { /*...*/ }
}

class Rectangle() : Shape() {
    override fun draw() { /*...*/ }		// overrides method
    override val vertexCount = 4		// overrides property, can be set later
}

class Losange(override val vertexCount: Int = 4) : Shape 
// Always has 4 vertices, can't be set later

Similar codes

0 vote175 views1 answer
Viewpager2 android dependency
Kotlin
2 votes194 views1 answer
Btn start activity
Kotlin
7 votes346 views2 answers
User input in kotlin
Kotlin
-1 vote235 views3 answers
Change spinner text color android kotlin
Kotlin
1 vote223 views1 answer
Remove debug from flutter emulator
Kotlin
2 votes207 views2 answers
Kotlin add element to array
Kotlin
0 vote208 views1 answer
Kotlin singleton
Kotlin
0 vote199 views3 answers
How to initialize mutable list kotlin
Kotlin
0 vote206 views1 answer
Mute the phone kotlin
Kotlin
5 votes216 views2 answers
Android recyclerview scroll to bottom
Kotlin