保存：
public static boolean saveArray() { SharedPrefernces sp=SharedPrefernces.getDefaultSharedPrefernces(this); SharedPrefernces.Editor mEdit1= sp.edit(); mEdit1.putInt("Status_size",sKey.size()); /*sKey is an array*/ for(int i=0;i 取值： public static void loadArray(Context mContext) { Shared Preferences mSharedPreference1=PreferenceManager.getDefaultSharedPreferences(mContext); sKey.clear(); int size = mSharedPreference1.getInt("Status_size", 0); for(int i=0;i