example_0x00.kt

fun main(args: Array<String>) {
    example(1 to Example()) {
        x()
    }

    example(1 to "string") {
        substring(2)
    }
}

class Example {
    fun x() = 7
}

fun <T, R> example(pair: Pair<Int, T>, block: T.() -> R) {
    val result: R = pair.second.block()
}