ListView in Kotlin

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">
    <ListView
        android:id="@+id/userlist"
        android:layout_width="match_parent"
        android:layout_height="wrap_content" >
    </ListView>
</LinearLayout>

MainActivity.kt

package com.androinidan.list

import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.widget.ArrayAdapter
import android.widget.ListView
import android.widget.Toast


class MainActivity : AppCompatActivity() {
    val users = arrayOf(
        "Virat Kohli", "Rohit Sharma", "Steve Smith",
        "Kane Williamson", "Ross Taylor"
    )
    var mListView: ListView?=null
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)

        // use arrayadapter and define an array
        val arrayAdapter: ArrayAdapter<*>


        // access the listView from xml file
        mListView = findViewById<ListView>(R.id.userlist)
        arrayAdapter = ArrayAdapter(this,
            android.R.layout.simple_list_item_1, users)
        mListView!!.adapter = arrayAdapter

        mListView!!.setOnItemClickListener { parent, view, position, id ->
            Toast.makeText(applicationContext,"position"+position,Toast.LENGTH_LONG).show()

        }
    }
}