private static void SaveGrades(GradeTracker book)
{
using (StreamWriter outputFile = File.CreateText("grades.txt"))
{
book.WriteGrades(outputFile);
}
}
static void Main(string[] args)
{
GradeTracker book = CreateGradeBook();
book.AddGrades(new List <double>()
{
91, 90, 87.5
});
book.WriteGrades();
GradeStatistics stats = book.ComputeStats();
WriteResult("Average", stats.AverageGrade);
}
static void Main(string[] args)
{
GradeTracker book = CreateGradeBook();
book.NameChanged += new NameChangedDelegate(OnNameChanged); // Add methods to delegate with +=
book.NameChanged += OnNameChanged2; // Can also be written like this.
//book.NameChanged = null; NameChanged is an event. Events can only add or subtract a subscriber.
book.Name = null;
book.Name = "Stephen's Grade Book";
AddGrades(book);
StreamWriter outputFile = File.CreateText("grades.txt");
book.WriteGrades(outputFile);
WriteResults(book);
}