kotlin scope function

ApplySample.kt

fun main() {
    val valueIs = SomeObj()
    val result = valueIs.apply {
        this.firstName = "Mohammed"
        this.secondName = "Audhil"
    }
    println(valueIs)    //  SomeObj(firstName=Mohammed, secondName=Audhil)
    println(result)     //  SomeObj(firstName=Mohammed, secondName=Audhil)
}

private class SomeObj {
    var firstName: String? = null
    var secondName: String? = null

    override fun toString(): String {
        return "SomeObj(firstName=$firstName, secondName=$secondName)"
    }
}