val arraylist: ArrayList = ArrayList() arraylist.add("helo") arraylist.add("good") val usersSet: Set = HashSet(arraylist) val prefs = getSharedPreferences("PREF", MODE_PRIVATE) val editor = prefs.edit() editor.putStringSet("newusers", usersSet).apply()
val usersSetget = prefs.getStringSet("newusers", HashSet())
if (usersSet.contains("heloo")){
Log.i("dfjkdjfd", "onCreate: yeah it contains")
}else{
Log.i("dfjkdjfd", "onCreate:didnt contains")
}
Log.i("fksajfksdfjssd", "onCreate:$usersSetget ")