方法一：Isolated Storage
参考是：http://www.silverlight.net/learn/graphics/file-and-local-data/isolated-storage-(silverlight-quickstart)
方法二：Moving Beyond the Browser – Elevated Trust Applications
http://msdn.microsoft.com/en-us/silverlight4trainingcourse_overview_topic10.aspx#_Toc259103704
转载于:https://www.cnblogs.com/hongjiumu/archive/2012/10/31/2747317.html
