November 1, 2017
Tuples in C#
In C# tuples allow us to store data of various types in a tuple object. Tuple is also useful in returning multiple values from a function.
Here is a complete example of tuple:
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApplication8 { class Program { static void Main(string[] args) { Tuple<int, int> tuple1 = Tuple.Create<int, int>(10, 20); Tuple<int, string, double> tuple2 = Tuple.Create<int, string, double>(10, "pakistan", 44.5); // Console.WriteLine(tuple1); // Console.WriteLine(tuple2); // Console.WriteLine(tuple2.Item1); // Console.WriteLine(tuple2.Item2); // Console.WriteLine(tuple2.Item3); //Tuple<int, Tuple<int, int>, int> tuple3 = Tuple.Create<int, Tuple<int, int>, int>(400, Tuple.Create<int, int>(10, 20), 500); //Console.WriteLine(tuple3); //Console.WriteLine(tuple3.Item1); //Console.WriteLine(tuple3.Item2); //Console.WriteLine(tuple3.Item3); //Console.WriteLine(); //Console.WriteLine(tuple3.Item2.Item1); //Console.WriteLine(tuple3.Item2.Item2); //Console.WriteLine(); //Tuple<int,string,double> t = GetData(); //Console.WriteLine("{0}, {1}, {2}",t.Item1, t.Item2, t.Item3); Tuple<Student> s = GetStudent(); Console.WriteLine(s.Item1.name); } static Tuple<int,string,double> GetData() { Tuple<int, string, double> tuple = Tuple.Create<int, string, double>(12, "abbottabad", 5.6); return tuple; } static Tuple<Student> GetStudent() { Tuple<Student> tuple = Tuple.Create<Student>(new Student()); return tuple; } } class Student { public string name; public Student() { name = "ali"; } } }