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Lesson 10 - Birthday reminder in C# .NET WPF - Serialization

In the previous lesson, Birthday reminder in C# .NET WPF - Bindings, we finished adding bindings to our birthday reminder application in C# .NET WPF. The only thing missing is saving the person list to a file and loading it later. That way, the data won't be lost after the application is terminated.

Let's add a private attribute to the PersonManager class that will contain the path to the file where the data will be saved:

private string path = "persons.xml";

Now, let's add two more methods to the Person class - Save() and Load().


To save the ObservableCollec­tion contents to a file we'll use the


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In this lesson, we'll finish our C# .NET WPF birthday reminder app, and learn how to serialize/deserialize an ObservableCollection to/from an XML file.

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Article has been written for you by David Capka Hartinger
The author is a programmer, who likes web technologies and being the lead/chief article writer at He shares his knowledge with the community and is always looking to improve. He believes that anyone can do what they set their mind to.
Unicorn university David learned IT at the Unicorn University - a prestigious college providing education on IT and economics.