Spinner

Spinner used to show a drop down list (Similar to drop down list any web page)

Both Layout file and Java file are required to display a spinner.

Example of Spinner in Layout file

    <Spinner
        android:id="@+id/spinner"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="15dp"
        android:layout_marginLeft="10dp"
        android:layout_marginRight="10dp"
        android:padding="8dp"
       />