To convert queue to the array, the code is as follows −Example Live Demousing System; using System.Collections.Generic; public class Demo {    public static void Main(){       Queue queue = new Queue();       queue.Enqueue(100);       queue.Enqueue(200);       queue.Enqueue(300);       queue.Enqueue(400);       queue.Enqueue(500);       queue.Enqueue(600);       queue.Enqueue(700);       queue.Enqueue(800);       queue.Enqueue(900);       queue.Enqueue(1000);       Console.WriteLine("Queue...");       foreach(int i in queue){          Console.WriteLine(i);       }       int[] intArr = queue.ToArray(); ... Read More

To get the number of elements contained in the Queue, the code is as follows −Example Live Demousing System; using System.Collections.Generic; public class Demo {    public static void Main(){       Queue queue = new Queue();       queue.Enqueue("Gary");       queue.Enqueue("Jack");       queue.Enqueue("Ryan");       queue.Enqueue("Kevin");       queue.Enqueue("Mark");       queue.Enqueue("Jack");       queue.Enqueue("Ryan");       queue.Enqueue("Kevin");       Console.Write("Count of elements = ");       Console.WriteLine(queue.Count);       queue.Clear();       Console.Write("Count of elements (updated) = ");       Console.WriteLine(queue.Count);   ... Read More

To get the number of elements contained in the SortedList, the code is as follows −Example Live Demousing System; using System.Collections; public class Demo {    public static void Main(String[] args){       SortedList sortedList = new SortedList();       sortedList.Add("A", "1");       sortedList.Add("B", "2");       sortedList.Add("C", "3");       sortedList.Add("D", "4");       sortedList.Add("E", "5");       sortedList.Add("F", "6");       sortedList.Add("G", "7");       sortedList.Add("H", "8");       sortedList.Add("I", "9");       sortedList.Add("J", "10");       Console.WriteLine("SortedList elements...");       foreach(DictionaryEntry d in sortedList){ ... Read More

To get an enumerator that iterates through Collection, the code is as follows −Example Live Demousing System; using System.Collections.ObjectModel; public class Demo {    public static void Main(){       Collection col = new Collection();       col.Add("Andy");       col.Add("Kevin");       col.Add("John");       col.Add("Kevin");       col.Add("Mary");       col.Add("Katie");       col.Add("Barry");       col.Add("Nathan");       col.Add("Mark");       Console.WriteLine("Count of elements = "+ col.Count);       Console.WriteLine("Iterating through the collection...");       var enumerator = col.GetEnumerator();       while (enumerator.MoveNext()) { ... Read More

To get the number of elements actually contained in the ArrayList, the code is as follows −Example Live Demousing System; using System.Collections; public class Demo {    public static void Main(String[] args){       ArrayList list1 = new ArrayList();       list1.Add("A");       list1.Add("B");       list1.Add("C");       list1.Add("D");       list1.Add("E");       list1.Add("F");       list1.Add("G");       list1.Add("H");       list1.Add("I");       Console.WriteLine("Elements in ArrayList1...");       foreach (string res in list1){          Console.WriteLine(res);       }     ... Read More

To get the minimum value in the SortedSet, the code is as follows −Example Live Demousing System; using System.Collections.Generic; public class Demo {    public static void Main(){       SortedSet set1 = new SortedSet();       set1.Add("AB");       set1.Add("BC");       set1.Add("CD");       set1.Add("EF");       Console.WriteLine("Elements in SortedSet1...");       foreach (string res in set1){          Console.WriteLine(res);       }       Console.WriteLine("Maximum element in SortedSet1 = " + set1.Max);       Console.WriteLine("Minimum element in SortedSet1 = " + set1.Min);       SortedSet ... Read More

To get an enumerator that iterates through the Hashtable, the code is as follows −Example Live Demousing System; using System.Collections; public class Demo {    public static void Main(){       Hashtable hash = new Hashtable(10);       hash.Add("1", "A");       hash.Add("2", "B");       hash.Add("3", "C");       hash.Add("4", "D");       hash.Add("5", "E");       hash.Add("6", "F");       hash.Add("7", "G");       hash.Add("8", "H");       hash.Add("9", "I");       hash.Add("10", "J");       Console.WriteLine("Hashtable Key and Value pairs...");       foreach(DictionaryEntry entry in ... Read More

To remove all entries from HybridDictionary, the code is as follows −Example Live Demousing System; using System.Collections; using System.Collections.Specialized; public class Demo {    public static void Main(){       HybridDictionary dict1 = new HybridDictionary();       dict1.Add("A", "Books");       dict1.Add("B", "Electronics");       dict1.Add("C", "Smart Wearables");       dict1.Add("D", "Pet Supplies");       dict1.Add("E", "Clothing");       dict1.Add("F", "Footwear");       Console.WriteLine("HybridDictionary1 elements...");       foreach(DictionaryEntry d in dict1){          Console.WriteLine(d.Key + " " + d.Value);       }       Console.WriteLine("Count of Key/value pairs ... Read More

To remove all objects from the Stack, the code is as follows −Example Live Demousing System; using System.Collections.Generic; public class Demo {    public static void Main(){       Stack stack = new Stack();       stack.Push("A");       stack.Push("B");       stack.Push("C");       stack.Push("D");       stack.Push("E");       stack.Push("F");       stack.Push("G");       stack.Push("H");       Console.WriteLine("Count of elements = "+stack.Count);       Console.WriteLine("Elements in Stack...");       foreach (string res in stack){          Console.WriteLine(res);       }       ... Read More

To get the maximum value in the SortedSet, the code is as follows −Example Live Demousing System; using System.Collections.Generic; public class Demo {    public static void Main(){       SortedSet set1 = new SortedSet();       set1.Add("AB");       set1.Add("BC");       set1.Add("CD");       set1.Add("EF");       Console.WriteLine("Elements in SortedSet1...");       foreach (string res in set1){          Console.WriteLine(res);       }       Console.WriteLine("Maximum element in SortedSet1 = " + set1.Max);       SortedSet set2 = new SortedSet();       set2.Add("BC");       ... Read More