public void workWithList()
{
List <StudentNew> studs = new List <StudentNew>();
StudentNew s1 = new StudentNew(1, "Bhupesh", "Mumbai", "Male");
StudentNew s2 = new StudentNew(2, "Rahul", "Mumbai", "Male");
StudentNew s3 = new StudentNew(3, "Rishabh", "Delhi", "Male");
StudentNew s4 = new StudentNew(4, "Jayesh", "Mumbai", "Male");
StudentNew s5 = new StudentNew(5, "Akshay", "Pune", "Male");
studs.Add(s1);
studs.Add(s2);
studs.Add(s3);
studs.Add(s4);
studs.Add(s5);
var studcity = from stud in studs
where stud.city.Equals("Mumbai")
select stud.name;
Console.WriteLine("\n---------------------------------------\n");
foreach (var s in studcity)
{
Console.Write(s + " ");
}
Console.WriteLine();
}
//GroupBy and OrderBy
void orderGroup()
{
List <StudentNew> studs = new List <StudentNew>();
StudentNew s1 = new StudentNew(1, "Ram", "Mumbai", "Male");
StudentNew s2 = new StudentNew(2, "Shyam", "Mumbai", "Male");
StudentNew s3 = new StudentNew(3, "Rishabh", "Delhi", "Male");
StudentNew s4 = new StudentNew(4, "Arnab", "Mumbai", "Male");
StudentNew s5 = new StudentNew(5, "Akshay", "Pune", "Male");
StudentNew s6 = new StudentNew(6, "Prachi", "Pune", "Female");
studs.Add(s1);
studs.Add(s2);
studs.Add(s3);
studs.Add(s4);
studs.Add(s5);
studs.Add(s6);
IEnumerable <StudentNew> stud = from st in studs
orderby st.name, st.gender
select st;
foreach (var student in stud)
{
Console.WriteLine(student.name + " " + student.city);
}
Console.WriteLine("\n---------------------------------------\n");
Console.WriteLine("Number of male and female");
var genderCount = from st in stud
group st by st.gender;
//gender count will have collection (key, count)
foreach (var g in genderCount)
{
Console.Write(g.Key + " : " + g.Count());
}
}
