static void Main(string[] args)
{
Student[] students = new Student[]{
new Student("Pesho", "Ivanov"),
new Student("Gosho", "Petkov"),
new Student("Pesho","Tcanev"),
new Student("Dimo", "Aleksiev")
};
Console.WriteLine("-------------Original------------");
foreach (var student in students)
{
Console.WriteLine("{0} {1}", student.FirstName, student.LastName);
}
Console.WriteLine("-------------Sorted with Lambda------------");
var sortedWithLambda = students.OrderByDescending(x => x.FirstName).ThenByDescending(x => x.LastName);
foreach (var student in sortedWithLambda)
{
Console.WriteLine("{0} {1}", student.FirstName, student.LastName);
}
Console.WriteLine("-------------Sorted with LINQ------------");
var sortedWithLinq =
from student in students
orderby student.FirstName descending, student.LastName descending
select student;
foreach (var student in sortedWithLinq)
{
Console.WriteLine("{0} {1}", student.FirstName, student.LastName);
}
}
public static void FindAllStudentsWhoseFirstNameIsBeforeTheirLastNAme(Student[] students)
{
var filteredStudents = students.Where(x => x.FirstName.CompareTo(x.LastName) < 0);
foreach (var student in filteredStudents)
{
Console.WriteLine("{0} {1}", student.FirstName, student.LastName);
}
}
static void Main(string[] args)
{
Student[] students = new Student[]{
new Student("Gosho", "Petkov"),
new Student("Pesho","Tcanev"),
new Student("Dimo", "Aleksiev")
};
FindAllStudentsWhoseFirstNameIsBeforeTheirLastNAme(students);
}
