sealed class in kotlin example
sealed interface Expr
sealed class MathExpr(): Expr
data class Const(val number: Double) : MathExpr()
data class Sum(val e1: Expr, val e2: Expr) : MathExpr()
object NotANumber : Exprsealed class in kotlin example
sealed interface Expr
sealed class MathExpr(): Expr
data class Const(val number: Double) : MathExpr()
data class Sum(val e1: Expr, val e2: Expr) : MathExpr()
object NotANumber : ExprCopyright © 2021 Codeinu
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