kolosovpetro

using System;
using System.Collections.Generic;
using System.Linq;
public class C {
    public void M() {
        var col = Collection().ToList();
        
        foreach(var item in col)
        {
            Console.WriteLine(item);

kolosovpetro

using System;
using System.Collections.Generic;
public class C {
    public void M() {
        var actions = new List<Action>();
        
        for(var i = 0; i<10; i++)
        {
            actions.Add(() => Console.WriteLine(i));
        }

kolosovpetro

using System;
using System.Collections.Generic;
public class CustomEnumerable
    {
        // A custom enumerator which has a Current property and a MoveNext() method, but does NOT implement IEnumerator.
        public class CustomEnumerator
        {
            private readonly CustomEnumerable _enumerable;
            private int _index = -1;