List- items = new List
- () { new Item{ Name = "Pen", Price = 10}, new Item{ Name = "Pencil", Price = 5}, new Item{ Name = "Eraser", Price = 7} }; var item = items.SingleOrDefault(x => x.Price == 5); Console.WriteLine(item.Name); // Output: Pencil
ListPackage library: Microsoft.VisualStudio.TestTools.UnitTesting.users = new List () { new User{ Name = "John", Age = 20}, new User{ Name = "Mike", Age = 25}, new User{ Name = "Sara", Age = 22} }; var user = users.SingleOrDefault(x => x.Name == "John"); Console.WriteLine(user.Age); // Output: 20