C#

int foo = 1;

int foo = new Student();

int x = 666;

string userName = " vineeth s";

<Variable Type> <Variable Name> <Optional initialization value>;

BillWoodruff wrote:

var mystudent = new Student();

Student student = new();

var students = new List<Student>
{
    new Student { ... },
    new Student { ... },
};

List<Student> students = new()
{
    new() { ... },
    new() { ... },
};

List<int> a = new List<int>();
List<int> b = new List<int>();
List<int> c = new List<int>();

public class MyClass
    {
    public int X { get; set; }
    }
private void MyButton_Click(object sender, EventArgs e)
    {
    List<MyClass> a = new List<MyClass>();
    List<MyClass> b = new List<MyClass>();
    MyClass mc = new MyClass() { X = 1 };
    a.Add(mc);
    b.Add(mc);
    foreach (MyClass m in a)
        {
        m.X += 10;
        }
    foreach (MyClass m in b)
        {
        m.X += 100;
        }
    Console.WriteLine(mc.X);
    }