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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
To get the last node of the LinkedList, the code is as follows −Example Live Demousing System; using System.Collections.Generic; public class Demo { public static void Main(){ LinkedList list = new LinkedList(); list.AddLast("A"); list.AddLast("B"); list.AddLast("C"); list.AddLast("D"); list.AddLast("E"); list.AddLast("F"); list.AddLast("G"); list.AddLast("H"); list.AddLast("I"); list.AddLast("J"); Console.WriteLine("Count of nodes = " + list.Count); Console.WriteLine("First Node = "+list.First.Value); Console.WriteLine("Last Node = "+list.Last.Value); ... Read More
To get an ICollection containing the values in HybridDictionary, the code is as follows −Example Live Demousing System; using System.Collections.Specialized; public class Demo { public static void Main(){ HybridDictionary dict = new HybridDictionary(); dict.Add("One", "Katie"); dict.Add("Two", "Andy"); dict.Add("Three", "Gary"); dict.Add("Four", "Mark"); dict.Add("Five", "Marie"); dict.Add("Six", "Sam"); dict.Add("Seven", "Harry"); dict.Add("Eight", "Kevin"); dict.Add("Nine", "Ryan"); String[] strArr = new String[dict.Count]; dict.Values.CopyTo(strArr, 0); for (int i ... Read More
To get an ICollection containing the keys in ListDictionary, the code is as follows −Example Live Demousing System; using System.Collections; using System.Collections.Specialized; public class Demo { public static void Main(){ ListDictionary listDict = new ListDictionary(); listDict.Add("1", "Laptop"); listDict.Add("2", "Tablet"); listDict.Add("3", "Desktop"); listDict.Add("4", "Speaker"); listDict.Add("5", "Earphone"); listDict.Add("6", "Headphone"); ICollection col = listDict.Keys; foreach(String s in col){ Console.WriteLine(s); } } }OutputThis will produce the following output −1 ... Read More
To get the number of key/value pairs in the StringDictionary, the code is as follows −Example Live Demousing System; using System.Collections; using System.Collections.Specialized; public class Demo { public static void Main(){ StringDictionary strDict = new StringDictionary(); strDict.Add("1", "One"); strDict.Add("2", "Two"); strDict.Add("3", "Three"); strDict.Add("4", "Four"); Console.WriteLine("StringDictionary key-value pairs..."); IEnumerator demoEnum = strDict.GetEnumerator(); DictionaryEntry d; while (demoEnum.MoveNext()) { d = (DictionaryEntry)demoEnum.Current; Console.WriteLine("Key = " + d.Key + ... Read More