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Android Build an Interactive Story App User Input Finding Views by IDs

Xdreme Gaming
Xdreme Gaming
638 Points

I forgot how to initialize findViewById. Can someone please help me. Thanks

I forgot how to initialize findViewById. Can someone please help me. Thanks

MainActivity.java
import android.os.Bundle;
import android.view.View;
import android.widget.Button;

public class MainActivity extends AppCompatActivity {

    protected Button exterminateButton;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        Button exterminateButton = findViewById(exterminateButon)
c        // Declare our view variables

    }

}

1 Answer

Rares Conea
PLUS
Rares Conea
Courses Plus Student 15,000 Points

Hi Amulya,

You must pass the id you gave for the button in your xml layout file(activity_main), don t forget to make a cast (Button) in your code. Button exterminateButton = (Button)findViewById(R.id.<id of button in xml>)