C# queue, C# - rextester

C# queue

using System;
 
using System.Collections;
 
public class SamplesQueue
 
{
 
public static void Main()

{
 
Queue myQ = new Queue(); // Creates a new queue 
 
Console.ForegroundColor = ConsoleColor.Yellow;
 
Console.WriteLine("Count: {0}", myQ.Count); // Outputs the size of the queue
 
myQ.Enqueue(1); // Adds an item to the queue
 
Console.ForegroundColor = ConsoleColor.Cyan;
 
Console.WriteLine("Item 1 is added to the queue.");
 
Console.ForegroundColor = ConsoleColor.Yellow;
 
Console.WriteLine("Count: {0}", myQ.Count);
 
Console.ForegroundColor = ConsoleColor.Green;
 
Console.WriteLine("The queue:"); 
 
foreach (var i in myQ.ToArray()) // For each item in the queue
 
Console.WriteLine(i); // Outputs the items in the queue
 
myQ.Enqueue(2);
 
Console.ForegroundColor = ConsoleColor.Cyan;
 
Console.WriteLine("Item 2 is added to the queue.");
 
Console.ForegroundColor = ConsoleColor.Yellow;
 
Console.WriteLine("Count: {0}", myQ.Count);
 
Console.ForegroundColor = ConsoleColor.Green;
 
Console.WriteLine("The queue:");
 
foreach (var i in myQ.ToArray())
 
Console.WriteLine(i);

myQ.Enqueue(3);
 
Console.ForegroundColor = ConsoleColor.Cyan;
 
Console.WriteLine("Item 3 is added to the queue.");
 
Console.ForegroundColor = ConsoleColor.Yellow;
 
Console.WriteLine("Count: {0}", myQ.Count);
 
Console.ForegroundColor = ConsoleColor.Green;
 
Console.WriteLine("The queue:");
 
foreach (var i in myQ.ToArray())
 
Console.WriteLine(i);

myQ.Dequeue();
 
Console.ForegroundColor = ConsoleColor.Cyan;
 
Console.WriteLine("The first item to enter the queue is removed.");
 
Console.ForegroundColor = ConsoleColor.Yellow;
 
Console.WriteLine("Count: {0}", myQ.Count);
 
Console.ForegroundColor = ConsoleColor.Green;
 
Console.WriteLine("The queue:");
 
foreach (var i in myQ.ToArray())
 
Console.WriteLine(i);

myQ.Enqueue(4);
 
Console.ForegroundColor = ConsoleColor.Cyan;
 
Console.WriteLine("Now the queue has space free, item 4 is added to the queue.");
 
Console.ForegroundColor = ConsoleColor.Yellow;
 
Console.WriteLine("Count: {0}", myQ.Count);
 
Console.ForegroundColor = ConsoleColor.Green;
 
Console.WriteLine("The queue:");
 
foreach (var i in myQ.ToArray())
 
Console.WriteLine(i);
 
myQ.Dequeue(); // Removes an item from the queue
 
Console.ForegroundColor = ConsoleColor.Cyan;
 
Console.WriteLine("The second item to enter the queue is removed.");
 
Console.ForegroundColor = ConsoleColor.Yellow;
 
Console.WriteLine("Count: {0}", myQ.Count);
 
Console.ForegroundColor = ConsoleColor.Green;
 
Console.WriteLine("The queue:");
 
foreach (var i in myQ.ToArray())
 
Console.WriteLine(i);

myQ.Enqueue(5);
 
Console.ForegroundColor = ConsoleColor.Cyan;
 
Console.WriteLine("The final item is added to the queue.");
 
Console.ForegroundColor = ConsoleColor.Yellow;
 
Console.WriteLine("Count: {0}", myQ.Count);
 
Console.ForegroundColor = ConsoleColor.Green;
 
Console.WriteLine("The queue:");
 
foreach (var i in myQ.ToArray())
 
Console.WriteLine(i);

myQ.Dequeue();
 
Console.ForegroundColor = ConsoleColor.Cyan;
 
Console.WriteLine("The third item to enter the queue is removed.");
 
Console.ForegroundColor = ConsoleColor.Yellow;
 
Console.WriteLine("Count: {0}", myQ.Count);
 
Console.ForegroundColor = ConsoleColor.Green;
 
Console.WriteLine("The queue:");
 
foreach (var i in myQ.ToArray())
 
Console.WriteLine(i);

myQ.Dequeue();
 
Console.ForegroundColor = ConsoleColor.Cyan;
 
Console.WriteLine("The fourth item to enter the queue is removed.");
 
Console.ForegroundColor = ConsoleColor.Yellow;
 
Console.WriteLine("Count: {0}", myQ.Count);
 
Console.ForegroundColor = ConsoleColor.Green;
 
Console.WriteLine("The queue:");
 
foreach (var i in myQ.ToArray())
 
Console.WriteLine(i);

myQ.Dequeue();
 
Console.ForegroundColor = ConsoleColor.Cyan;
 
Console.WriteLine("The fifth item to enter the queue is removed.");
 
Console.ForegroundColor = ConsoleColor.Yellow;
 
Console.WriteLine("Count: {0}", myQ.Count);
 
Console.ForegroundColor = ConsoleColor.Green;
 
Console.WriteLine("The queue:");
 
foreach (var i in myQ.ToArray())
 
Console.WriteLine(i);
 
Console.ForegroundColor = ConsoleColor.Cyan;
 
Console.WriteLine("The queue is now empty.");
 
Console.ReadLine();

}


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