@Transient

@field:Transient

when(x) {
 is String, is Int -> {
    print("x is an integer or string")
 }
 else -> {
    print("x is unknown")
    }
}

when(x) {
    String, Int -> {
        print("x is an integer or string")
    }
    else -> {
        print("x is unknown")
    }
}

when (mode) {
    ADD, VIEW -> return true
    else -> throw IllegalArgumentException()
}

when(x) {
 is String, is Int -> {
    print("x is an integer or string")
 }
 else -> {
    print("x is unknown")
    }
}

val s: String

is

fun Any.test() = when (this) {
    is Int, is Long -> println("Number $this")
    is String -> println("String $this")
    else -> println("Other")
}