Csharp/C Sharp by API/System.Collections/Queue

Queue.Clear()

<source lang="csharp">

using System; using System.Collections; class MainClass {

 static void Main(string[] args)
 {
   Queue a = new Queue(10);
   int x = 0;
   a.Enqueue(x);
   x++;
   a.Enqueue(x);
   foreach (int y in a)
   {
     Console.WriteLine(y);
   }
   a.Dequeue();
   a.Clear();
 }

}

 </source>

Queue.Dequeue()

<source lang="csharp">

using System; using System.Collections;

class MainClass {

 public static void Main() { 
   Queue q = new Queue(); 

   q.Enqueue(1); 
   q.Enqueue(2); 
   q.Enqueue(3); 
   q.Enqueue(4); 

   Console.Write("queue: "); 
   foreach(int i in q) 
     Console.Write(i + " "); 

   Console.WriteLine();         
   Console.Write("Dequeue -> "); 
   int a = (int) q.Dequeue(); 
   Console.WriteLine(a); 

   Console.Write("queue: "); 
   foreach(int i in q) 
     Console.Write(i + " "); 

   Console.WriteLine();         

 } 

}

 </source>

Queue.Peek()

<source lang="csharp"> using System; using System.Collections; using System.Collections.Specialized; class MyClass{

  public string MyName="A";   

} class MainClass {

 static void Main(string[] args)
 {
   Queue classQueue = new Queue();
   classQueue.Enqueue(new MyClass());
   classQueue.Enqueue(new MyClass());
   classQueue.Enqueue(new MyClass());
   // Peek at first car in Q.
   Console.WriteLine("First in Q is {0}",
     ((MyClass)classQueue.Peek()).MyName);
 }

}

 </source>