Spinner android:layout_width="match_parent" android:layout_height="wrap_content" android:id="@+id/spinner2" android:entries="@array/spingarr" />
<?xml version="1.0" encoding="utf-8"?> <resources> <string-array name="spingarr"> <item>北京</item> <item>上海</item> <item>广州</item> <item>深圳</item> </string-array> </resources>