public class MainActivity extends Activity {

   private ArrayAdapter<String> Arr_adapter;

   private ListView listView;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

listView=(ListView) findViewById(R.id.listView1);

String[] arr= {"慕课网1","慕课网2","慕课网3"};

Arr_adapter=new ArrayAdapter<String>(this, android.R.layout.activity_list_item, arr)

;

listView.setAdapter(Arr_adapter);

}