static void Main(string[] args)
{
var surveyRun = new SurveyRun();
surveyRun.AddQuestion(QuestionType.YesNo, "Has your code ever thrown a NullReferenceException?");
surveyRun.AddQuestion(new SurveyQuestion(QuestionType.Number, "How many times (to the nearest 100) has that happened?"));
surveyRun.AddQuestion(QuestionType.Text, "What is your favorite color?");
surveyRun.AddQuestion(QuestionType.Text, default);
surveyRun.PerformSurvey(50);
// foreach (var participant in surveyRun.AllParticipants)
// {
// Console.WriteLine($"Participant: {participant.Id}:");
// if (participant.AnsweredSurvey)
// {
// for (int i = 0; i < surveyRun.Questions.Count; i++)
// {
// var answer = participant.Answer(i);
// Console.WriteLine($"\t{surveyRun.GetQuestion(i)} : {answer}");
// }
// }
// else
// Console.WriteLine("\tNo responses");
// }
}
public static void Run()
{
var surveyRun = new SurveyRun();
surveyRun.AddQuestion(QuestionType.YesNo, "Has your code ever thrown a NullReferenceException?");
surveyRun.AddQuestion(new SurveyQuestion(QuestionType.Number, "How many times (to the nearest 100) has that happened?"));
surveyRun.AddQuestion(QuestionType.Text, "What is your favorite color?");
surveyRun.AddQuestion(QuestionType.Text, null);
}
static void Main(string[] args)
{
var surveyRun = new SurveyRun();
surveyRun.AddQuestion(QuestionType.YesNo, "Has your code ever thrown a NullReferenceException?");
surveyRun.AddQuestion(new SurveyQuestion(QuestionType.Number, "How many times (to the nearest 100) has that
happened?"));
surveyRun.AddQuestion(QuestionType.Text, "What is your favorite color?");
surveyRun.AddQuestion(QuestionType.Text, default);
Console.WriteLine("Hello World!");
}
static void Program()
{
var surveyRun = new SurveyRun();
surveyRun.AddQuestion(QuestionType.YesNo, "Has your code ever thrown a NullReferenceException?");
surveyRun.AddQuestion(new SurveyQuestion(QuestionType.Number, "How many times (to the nearest 100) has that happened?"));
surveyRun.AddQuestion(QuestionType.Text, "What is your favorite color?");
//Warning - Cannot covert null literal to non-nullable reference type
//surveyRun.AddQuestion(QuestionType.Text, null);
//surveyRun.AddQuestion(QuestionType.Text, default);
surveyRun.AddAnswer("Orange");
surveyRun.AddAnswer(null);
}
static CSharp8NullableReferenceTypes()
{
var x = new SurveyRun();
}
