Statements (31)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
Kotlin language feature
|
| gptkbp:defaultMethods |
toString()
equals() hashCode() copy() componentN() |
| gptkbp:documentation |
https://kotlinlang.org/docs/data-classes.html
|
| gptkbp:feature |
automatic equals() implementation
automatic hashCode() implementation automatic toString() implementation componentN() functions copy() function |
| gptkbp:hasSyntax |
data class User(val name: String, val age: Int)
|
| https://www.w3.org/2000/01/rdf-schema#label |
Data classes in Kotlin
|
| gptkbp:introducedIn |
gptkb:Kotlin_1.0
|
| gptkbp:limitation |
cannot be abstract
cannot be inner cannot be open cannot be sealed |
| gptkbp:purpose |
to hold data
|
| gptkbp:requires |
must have at least one primary constructor parameter
primary constructor parameters must be val or var |
| gptkbp:supportedBy |
gptkb:JVM
gptkb:JS Native |
| gptkbp:supportedSince |
gptkb:Kotlin_1.0
|
| gptkbp:uses |
value objects
DTOs (Data Transfer Objects) modeling immutable data |
| gptkbp:bfsParent |
gptkb:Records_(since_Java_16)
|
| gptkbp:bfsLayer |
8
|