Shared Preferences Kotlin

Shared Preferences.kt

MainActivity:

package com.iliyadev.sharedpreferences

import android.content.SharedPreferences
import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.widget.EditText

class MainActivity : AppCompatActivity() {
    lateinit var editText:EditText
    private val name = "MY_TEXT"
    private val key = "myStoredData"
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)
        editText = findViewById(R.id.editTextText)
    }

    override fun onResume() {
        super.onResume()
        var sharedPref:SharedPreferences = getSharedPreferences(name, MODE_PRIVATE)
        var myValue = sharedPref.getString(key,"")
        editText.setText(myValue)
    }
    override fun onPause() {
        super.onPause()
        var sharedPref:SharedPreferences = getSharedPreferences(name, MODE_PRIVATE)
        var edit = sharedPref.edit()
        edit.putString(key,editText.text.toString())
        edit.apply()
    }
}

Activity_main.xml:

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout 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">

    <EditText
        android:hint="test"
        android:id="@+id/editTextText"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:ems="10"
        android:inputType="text"
        android:text="Name"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />
</androidx.constraintlayout.widget.ConstraintLayout>