private static void addStudent()
{
while (true)
{
Console.WriteLine("nhap roolnumber: ");
string roolNumber = Console.ReadLine();
Console.WriteLine("nhap name: ");
string name = Console.ReadLine();
Console.WriteLine("nhap email: ");
string email = Console.ReadLine();
Console.WriteLine("nhap phone: ");
string phone = Console.ReadLine();
Student student = new Student(roolNumber, name, email, phone);
list.Add(student);
Console.WriteLine(student.ToString());
Console.WriteLine("Hello World!");
Console.WriteLine("ban co muon nhap tiep khong(y/n)");
string answers = Console.ReadLine();
if (answers.Equals("k"))
{
break;
}
}
}
static void Main(string[] args)
{
Student Tania = new Student();
Console.WriteLine(Tania.ToString());
Console.WriteLine(Tania[Education.Bachelor]);
Console.WriteLine(Tania[Education.Master]);
Console.WriteLine(Tania[Education.SecondEducation]);
Person ob = new Person("Tania", "Lunyk", new DateTime(1999, 09, 24));
Tania = new Student(ob, Education.Bachelor, 311);
// Console.WriteLine(Tania.ToString());
Exam ob1 = new Exam("Math", 5, new DateTime(2018, 12, 16));
Exam[] ob2 = new Exam[] { ob1 };
Tania.AddExams(ob2);
Console.WriteLine(Tania.ToString());
int column = 100;
int row = 100;
Stopwatch stopWatch = new Stopwatch();
stopWatch.Start();
String[] exams1 = new string[column * row];
for (int i = 0; i < column * row; i++)
{
exams1[i] = ob1.ToString();
}
stopWatch.Stop();
TimeSpan ts = stopWatch.Elapsed;
// Format and display the TimeSpan value.
string elapsedTime = String.Format("{0:00}:{1:00}:{2:00}.{3:00}",
ts.Hours, ts.Minutes, ts.Seconds,
ts.Milliseconds);
Console.WriteLine("RunTime1 " + elapsedTime);
Stopwatch stopWatch2 = new Stopwatch();
stopWatch2.Start();
String[,] exams2 = new string[column, row];
for (int i = 0; i < row; i++)
{
for (int j = 0; j < column; j++)
{
exams2[i, j] = ob1.ToString();
}
}
stopWatch2.Stop();
TimeSpan ts2 = stopWatch2.Elapsed;
// Format and display the TimeSpan value.
string elapsedTime2 = String.Format("{0:00}:{1:00}:{2:00}.{3:00}",
ts2.Hours, ts2.Minutes, ts2.Seconds,
ts2.Milliseconds);
Console.WriteLine("RunTime2 " + elapsedTime2);
Stopwatch stopWatch3 = new Stopwatch();
stopWatch3.Start();
String[][] exams3 = new string[row][];
for (int i = 0; i < row; i++)
{
exams3[i] = new string[column];
for (int j = 0; j < column; j++)
{
exams3[i][j] = ob.ToString();
}
}
stopWatch2.Stop();
TimeSpan ts3 = stopWatch3.Elapsed;
// Format and display the TimeSpan value.
string elapsedTime3 = String.Format("{0:00}:{1:00}:{2:00}.{3:00}",
ts3.Hours, ts3.Minutes, ts3.Seconds,
ts3.Milliseconds);
Console.WriteLine("RunTime2 " + elapsedTime3);
/*string str, str1;
* str = Console.ReadLine();
* int a;
* int.TryParse(str, out a);
* str1 = Console.ReadLine();
* int b = int.Parse(str1);
* Console.WriteLine(a+b);*/
}
static void Main(string[] args)
{
Person p = new Person()
{
ID = 7, Name = "avi"
};
Console.WriteLine(p.ToString());
Console.WriteLine(p);
Console.WriteLine();
Student s = new Student()
{
ID = 8, Name = "benny", Grade = 99, StudentNumber = 123
};
Console.WriteLine(s); // reference is Object.ToString()
//public void Console.WriteLine(object o)
//{
// o.ToString() --> console
//}
Console.WriteLine(s.ToString()); // reference is Student
Console.WriteLine(Add(2, 3));
//Console.WriteLine(2+3);
Console.WriteLine(p.GetHashCode());
Console.WriteLine(s.GetHashCode());
Person p2 = p;
Console.WriteLine(p2.GetHashCode() == p.GetHashCode());
Person p3 = new Person()
{
ID = 7
};
Console.WriteLine(p.Equals(p3));//True
Console.WriteLine(p.GetType().Name);
Console.WriteLine(s.GetType());
Car c = new Car()
{
LicensePlate = 7
};
Console.WriteLine(p.Equals(c));
Console.WriteLine();
Type t1 = p.GetType();
Type t2 = typeof(Person);
Console.WriteLine(t1.Name);
Console.WriteLine(t1.IsClass);
Console.WriteLine(t1.IsPublic);
Console.WriteLine(t1.Namespace);
foreach (var perMethods in t1.GetMethods())
{
Console.WriteLine(perMethods);
}
Console.WriteLine();
foreach (var perMembers in t1.GetMembers())
{
Console.WriteLine(perMembers);
}
}
public static void Main(string[] args)
{
Student jojo = new Student(1, "jojo");
Console.Write(jojo.ToString());
}
public void PrintBasicInfo(Student student)
{
Console.WriteLine(student.ToString());
}
