To get the value from a TextView in Android Studio using Kotlin, you can follow these steps:

Create a new Android project in Android Studio and set up your layout and TextView widget. You can do this by modifying the XML layout file (usually located at res/layout/activity_main.xml). For example:

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

    <TextView
        android:id="@+id/myTextView"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Hello, World!" />
    <Button
        android:id="@+id/myButton"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Click Me!"
        android:layout_gravity="center" />
</LinearLayout>

Open your Kotlin code file (usually located at app/src/main/java/com/yourpackage/MainActivity.kt) and set up your Activity class. In your MainActivity, find the reference to the TextView by using its ID and then retrieve its value using the text property. Here's an example of how you can do it in the MainActivity class:

import android.os.Bundle
import android.widget.TextView
import androidx.appcompat.app.AppCompatActivity

class MainActivity : AppCompatActivity() {

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)

        // Find the TextView by its ID
        val myTextView: TextView = findViewById(R.id.myTextView)
        val myButton = findViewById<Button>(R.id.myButton)
        myButton.setOnClickListener {
          // Code to execute when the button is clicked
          // For example, you can show a toast message
         // Get the value from the TextView
         val textValue: String = myTextView.text.toString()
          Toast.makeText(this, "TextValue :" +textValue, Toast.LENGTH_SHORT).show()
        }
            
    }
}

Make sure to replace com.yourpackage with your actual package name and ensure that the layout file name and IDs match those used in your XML layout. Remember that the text property of a TextView returns a CharSequence, so if you need to use the value as a String, you should call toString() on it.