static void Main(string[] args)
{
Student[] students = new Student[]
{
new Student("Filip", "Todorov", 22),
new Student("Emil", "Stefanov", 19),
new Student("Filip", "Kostadinov", 18),
new Student("Vasil", "Ivanov", 24),
new Student("Georgi", "Nikolov", 21),
new Student("Petur", "Petrov", 27),
new Student("Daniel", "Danailov", 17)
};
var sorterWithLambda = students.
OrderByDescending(student => student.FirstName).
ThenByDescending(student => student.LastName);
foreach (Student student in sorterWithLambda)
{
Console.WriteLine(student);
}
Console.Write("\n");
var sortedWithLinq =
from student in students
orderby student.FirstName descending, student.LastName descending
select student;
foreach (Student student in sortedWithLinq)
{
Console.WriteLine(student);
}
}
static IEnumerable<Student> FirstNameBeforeLast(Student[] students)
{
IEnumerable<Student> result =
from student in students
where student.FirstName.CompareTo(student.LastName) == -1
select student;
return result;
}
static void Main(string[] args)
{
Student[] students = new Student[]
{
new Student("Filip", "Todorov", 22),
new Student("Emil", "Stefanov", 19),
new Student("Vasil", "Ivanov", 24),
new Student("Georgi", "Nikolov", 21)
};
IEnumerable<Student> result = FirstNameBeforeLast(students);
foreach (Student student in result)
{
Console.WriteLine(student);
}
}
static void Main()
{
Student student = new Student("Pesho", "Peshov", "Peshonkov",
"ul. Krakra bl 20 ap 9", "0886004158", "Course", "8707133807",
"*****@*****.**", Specialty.Informatics, University.NBU,
Faculty.Mathematics);
Student newStudent = student.Clone();
Console.WriteLine(student.CompareTo(newStudent));
Console.WriteLine(student == newStudent);
newStudent.LastName = "Ivanov";
Console.WriteLine(student.CompareTo(newStudent));
Console.WriteLine(student != newStudent);
Console.WriteLine(student);
Console.WriteLine(newStudent);
}
static void Main(string[] args)
{
Student[] students = new Student[]
{
new Student("Filip", "Todorov", 22),
new Student("Emil", "Stefanov", 19),
new Student("Vasil", "Ivanov", 24),
new Student("Georgi", "Nikolov", 21),
new Student("Petur", "Petrov", 27),
new Student("Daniel", "Danailov", 17)
};
var filtered =
from student in students
where student.Age >= 18 && student.Age <= 24
select student;
foreach (var student in filtered)
{
Console.WriteLine(student);
}
}
static void Main()
{
Student[] students = new Student[]
{
new Student(
"Jameson",
"George",
"Stuart",
"012-213-432",
"123 Picadilly square, London, United Kingdom",
"020-3213-344",
"*****@*****.**",
2,
Speciality.Architecture,
Faculty.Arts,
University.Cambridge),
new Student(
"Peter",
"Walker",
"McCain",
"012-213-436",
"34 Downing Street, London, United Kingdom",
"029-3442-1231",
"*****@*****.**",
4,
Speciality.Astronomy,
Faculty.Environment,
University.Harvard),
new Student(
"Layla",
"Johnson",
"Peterson",
"012-213-543",
"123 Portobello Road, London, United Kingdom",
"159-3742-7831",
"*****@*****.**",
2,
Speciality.Physics,
Faculty.Engineering,
University.Edinburgh),
new Student(
"Misha",
"Ilarionov",
"Moskovskii",
"455-31-5124",
"Tverskaya Ulitsa, Moscow, Russia",
"449-3412-4351",
"*****@*****.**",
3,
Speciality.Dentistry,
Faculty.Medicine,
University.Oxford),
new Student(
"Dasha",
"Ivanovna",
"Odeskaya",
"344-45-5642",
"345 Promorsky Bulvard, Odessa, Ukraine",
"532-1233-8723",
"*****@*****.**",
2,
Speciality.Mathematics,
Faculty.Engineering,
University.Cambridge),
};
Console.WriteLine("Original student:\n" + students[0]);
Student cloned = students[0].Clone();
Console.WriteLine("Cloned student:\n{0}\n", cloned);
Console.WriteLine("First and Cloned are the same students is {0}", students[0].Equals(cloned));
Array.Sort(students);
foreach (Student student in students)
{
Console.WriteLine(student);
}
}
