EditText in Kotlin

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity"
    android:orientation="vertical"

    >

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Example Form"
        android:textColor="#E91E63"
        android:textSize="20sp"
        android:textStyle="italic"
        android:textAllCaps="true"
        android:layout_margin="5dp"
        android:padding="5dp"

         />

    <ScrollView
        android:layout_width="match_parent"
        android:layout_height="match_parent">
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:orientation="vertical"
        >

    <EditText
        android:id="@+id/editTextTextPersonName"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:ems="10"
        android:inputType="textPersonName"
        android:hint="textPersonName"
        android:textColor="#E91E63"
        android:textSize="20sp"
        android:textStyle="italic"
        android:textAllCaps="true"
        android:layout_margin="5dp"
        android:padding="5dp"
        android:textColorHint="#3F51B5"/>

    <EditText
        android:id="@+id/editTextTextPassword"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:ems="10"
        android:inputType="textPassword"
        android:hint="textPassword"
        android:textColor="#E91E63"
        android:textSize="20sp"
        android:textStyle="italic"
        android:textAllCaps="true"
        android:layout_margin="5dp"
        android:padding="5dp"
        android:textColorHint="#3F51B5"/>

    <EditText
        android:id="@+id/editTextNumberPassword"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:ems="10"
        android:inputType="numberPassword"
        android:hint="numberPassword"
        android:textColor="#E91E63"
        android:textSize="20sp"
        android:textStyle="italic"
        android:textAllCaps="true"
        android:layout_margin="5dp"
        android:padding="5dp"
        android:textColorHint="#3F51B5"/>

    <EditText
        android:id="@+id/editTextTextEmailAddress"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:ems="10"
        android:inputType="textEmailAddress"
        android:hint="textEmailAddress"
        android:textColor="#E91E63"
        android:textSize="20sp"
        android:textStyle="italic"
        android:textAllCaps="true"
        android:layout_margin="5dp"
        android:padding="5dp"
        android:textColorHint="#3F51B5"/>

    <EditText
        android:id="@+id/editTextTextMultiLine"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:ems="10"
        android:gravity="start|top"
        android:inputType="textMultiLine"
        android:textColor="#E91E63"
        android:textSize="20sp"
        android:textStyle="italic"
        android:textAllCaps="true"
        android:layout_margin="5dp"
        android:padding="5dp"
        android:textColorHint="#3F51B5"
        android:hint="textMultiLine"
        android:minLines="10"/>

    <EditText
        android:id="@+id/editTextTextPostalAddress"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:ems="10"
        android:inputType="textPostalAddress"
        android:hint="textPostalAddress"
        android:textColor="#E91E63"
        android:textSize="20sp"
        android:textStyle="italic"
        android:textAllCaps="true"
        android:layout_margin="5dp"
        android:padding="5dp"
        android:textColorHint="#3F51B5"/>

    <EditText
        android:id="@+id/editTextTime"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:ems="10"
        android:inputType="time"
        android:hint="time"
        android:textColor="#E91E63"
        android:textSize="20sp"
        android:textStyle="italic"
        android:textAllCaps="true"
        android:layout_margin="5dp"
        android:padding="5dp"
        android:textColorHint="#3F51B5"/>

    <EditText
        android:id="@+id/editTextNumber"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:ems="10"
        android:inputType="number"
        android:hint="number"
        android:textColor="#E91E63"
        android:textSize="20sp"
        android:textStyle="italic"
        android:textAllCaps="true"
        android:layout_margin="5dp"
        android:padding="5dp"
        android:textColorHint="#3F51B5"/>

    <EditText
        android:id="@+id/editTextNumberSigned"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:ems="10"
        android:inputType="numberSigned"
        android:hint="numberSigned"
        android:textColor="#E91E63"
        android:textSize="20sp"
        android:textStyle="italic"
        android:textAllCaps="true"
        android:layout_margin="5dp"
        android:padding="5dp"
        android:textColorHint="#3F51B5"/>

    <EditText
        android:id="@+id/editTextNumberDecimal"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:ems="10"
        android:inputType="numberDecimal"
        android:hint="numberDecimal"
        android:textColor="#E91E63"
        android:textSize="20sp"
        android:textStyle="italic"
        android:textAllCaps="true"
        android:layout_margin="5dp"
        android:padding="5dp"
        android:textColorHint="#3F51B5"/>

        <Button
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:id="@+id/bt"
            android:text="Submit"></Button>
    </LinearLayout>
    </ScrollView>

</LinearLayout>

MainActivity.kt

package com.androinidan.form

import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.widget.Button
import android.widget.EditText
import android.widget.Toast

class MainActivity : AppCompatActivity() {

    var button: Button?=null
    var e1: EditText?=null
    var e2: EditText?=null
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)

        button=findViewById(R.id.bt)
        e1=findViewById(R.id.editTextTextPersonName)
        e2=findViewById(R.id.editTextTextPassword)

        button!!.setOnClickListener {

            var s1: String= e1!!.text.toString()
            var s2: String=e2!!.text.toString()
            Toast.makeText(applicationContext,s1+s2,Toast.LENGTH_LONG).show()

        }
    }
}