ArrayList是在类级别定义的.
这些是我保存的实例方法：
这些是我保存的实例方法：
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
outState.putStringArrayList("savedList",list);
}
@Override
protected void onRestoreInstanceState(Bundle savedInstanceState) {
super.onRestoreInstanceState(savedInstanceState);
list=savedInstanceState.getStringArrayList("savedList");
}
但是,当我改变方向时,ArrayList是空白的
