kotlin scope function

AlsoSample.kt

fun main() {
    val valueIs = "Jack and jill went up the hill!"
    val result = valueIs.also {
        it.contains("jill")
    }
    println(valueIs)    //  o/p - Jack and jill went up the hill!
    println(result)     //  o/p - Jack and jill went up the hill!
}