How to clear Edittext Data on button click?

Hello,
This article is for Beginner and people who want to learn Android .This article is about How to clear Edittext Data on Button click? Example. 

1. XML File .
activity_main -

<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:gravity="center"
    android:orientation="vertical"
    android:layout_height="match_parent"
    tools:context=".MainActivity">
    <EditText
        android:id="@+id/edt"
        android:layout_marginLeft="10dp"
        android:layout_marginRight="10dp"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:hint="Name"/>
    <Button
        android:id="@+id/btn_clear"
        android:text="Clear"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"/>


</LinearLayout>

2.Java File

MainActivity

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;


public class MainActivity extends AppCompatActivity {
    EditText edt;
    Button btn_clear;


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        edt=findViewById(R.id.edt);
        btn_clear=findViewById(R.id.btn_clear);
        btn_clear.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                edt.getText().clear();
            }
        });





}
}