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

Xdreme Gaming
Xdreme Gaming
638 Points
Posted by 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
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Rares Conea
Courses Plus Student 15,000 Points
Rares Conea
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>)