<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android">
  <item
        android:id="@+id/opb"
        android:title="Exit"
        android:orderInCategory="100" />

  <item
        android:id="@+id/op1"
        android:title="選項1" />

  <item
        android:id="@+id/op2"
        android:title="選項2" />

</menu>