using System;

using System.Linq;

public class Program

{

    public static void Main()

    {

        var foos = new Foo[3];

        for (int i = 0; i < foos.Length; i++)

        {

            foos[i].Bar += 1;   

        }

        Console.WriteLine(String.Join(", ", foos.Select(x => x.Bar)));

    }

}

​

public struct Foo

{

    public int Bar { get; set; }    

}