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Csharp Articles
Page 15 of 196
Check if an array object is equal to another array object in C#
To check if an array object is equal to another array object, the code is as follows −Exampleusing System; public class Demo { public static void Main(){ String[] strArr1 = new String[3] { "John", "Jacob", "Tim"}; String[] strArr2 = new String[3] { "Tom", "Brad", "Bradley"}; Console.WriteLine("First String array..."); foreach(string val in strArr1){ Console.WriteLine(val); } Console.WriteLine("Second String array..."); foreach(string val in strArr2){ Console.WriteLine(val); } Console.WriteLine("Are ...
Read MoreRemoving all entries from the StringDictionary in C#
To remove all entries from the StringDictionary, the code is as follows −Exampleusing System; using System.Collections; using System.Collections.Specialized; public class Demo { public static void Main(){ StringDictionary strDict1 = new StringDictionary(); strDict1.Add("A", "John"); strDict1.Add("B", "Andy"); strDict1.Add("C", "Tim"); strDict1.Add("D", "Ryan"); strDict1.Add("E", "Kevin"); strDict1.Add("F", "Katie"); strDict1.Add("G", "Brad"); Console.WriteLine("StringDictionary1 elements..."); foreach(DictionaryEntry d in strDict1){ Console.WriteLine(d.Key + " " + d.Value); } Console.WriteLine("Does ...
Read MoreCheck if an element is in the Collection in C#
To check if an element is in the Collection, the code is as follows −Exampleusing System; using System.Collections.ObjectModel; public class Demo { public static void Main(){ Collection col = new Collection(); col.Add(10); col.Add(20); col.Add(30); col.Add(40); col.Add(50); col.Add(60); col.Add(70); col.Add(80); Console.WriteLine("Elements in the Collection..."); foreach(int val in col){ Console.WriteLine(val); } Console.WriteLine("Does the collection has the element 70? ...
Read MoreGet an enumerator that iterates through StringCollection in C#
To get an enumerator that iterates through StringCollection, the code is as follows −Exampleusing System; using System.Collections.Specialized; public class Demo { public static void Main(){ StringCollection stringCol = new StringCollection(); String[] arr = new String[] { "100", "200", "300", "400", "500" }; Console.WriteLine("Array elements..."); foreach (string res in arr){ Console.WriteLine(res); } stringCol.AddRange(arr); Console.WriteLine("Does the specified string is in the StringCollection? = "+stringCol.Contains("800")); Console.WriteLine("Total number of elements = "+stringCol.Count); ...
Read MoreCheck if an element is in the Queue in C#
To check if an element is in the Queue, the code is as follows −Exampleusing System; using System.Collections.Generic; public class Demo { public static void Main(){ Queue queue = new Queue(); queue.Enqueue("Electronics"); queue.Enqueue("Accessories"); queue.Enqueue("Toys"); queue.Enqueue("Books"); queue.Enqueue("Furniture"); queue.Enqueue("Clothing"); queue.Enqueue("Footwear"); queue.Enqueue("Cookware"); queue.Enqueue("Pet Supplies"); Console.WriteLine("Elements in the Queue..."); foreach(var element in queue){ Console.WriteLine(element); } Console.WriteLine("Do the ...
Read MoreGet an enumerator that iterates through the Dictionary in C#
To get an enumerator that iterates through the Dictionary, the code is as follows −Exampleusing System; using System.Collections; using System.Collections.Generic; public class Demo { public static void Main(){ Dictionary dict = new Dictionary(); dict.Add(100, "Laptop"); dict.Add(150, "Desktop"); dict.Add(200, "Earphone"); dict.Add(300, "Tablet"); dict.Add(500, "Speakers"); dict.Add(750, "HardDisk"); dict.Add(1000, "SSD"); IDictionaryEnumerator demoEnum = dict.GetEnumerator(); Console.WriteLine("Enumerator iterating key-value pairs..."); while (demoEnum.MoveNext()) Console.WriteLine("Key = " + demoEnum.Key + ...
Read MoreCheck if Hashtable has a fixed size in C#
To check if Hashtable has a fixed size, the code is as follows −Exampleusing 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("Is the Hashtable having fixed size? = "+hash.IsFixedSize); } }OutputThis will produce ...
Read MoreCheck if a HashSet contains the specified element in C#
To check if a HashSet contains the specified element, the code is as follows −Exampleusing System; using System.Collections.Generic; public class Demo { public static void Main(){ HashSet set1 = new HashSet(); set1.Add(25); set1.Add(50); set1.Add(75); set1.Add(100); set1.Add(125); set1.Add(150); Console.WriteLine("Elements in HashSet1"); foreach(int val in set1){ Console.WriteLine(val); } HashSet set2 = new HashSet(); set2.Add(30); set2.Add(60); ...
Read MoreCheck if a SortedSet object is a proper subset of the specified collection in C#
To check if a SortedSet object is a proper subset of the specified collection, the code is as follows −Exampleusing System; using System.Collections.Generic; public class Demo { public static void Main(){ SortedSet set1 = new SortedSet(); set1.Add(20); set1.Add(40); set1.Add(60); set1.Add(80); set1.Add(100); set1.Add(120); set1.Add(140); Console.WriteLine("Elements in SortedSet1..."); foreach (int res in set1){ Console.WriteLine(res); } SortedSet set2 = new SortedSet(); ...
Read MoreCheck if a HashSet is a proper subset of the specified collection in C#
To check if a HashSet is a proper subset of the specified collection, try the following code −Exampleusing System; using System.Collections.Generic; public class Demo { public static void Main(){ HashSet set1 = new HashSet(); set1.Add(70); set1.Add(100); set1.Add(125); set1.Add(150); Console.WriteLine("Elements in HashSet1"); foreach(int val in set1){ Console.WriteLine(val); } HashSet set2 = new HashSet(); set2.Add(30); set2.Add(60); set2.Add(70); set2.Add(80); ...
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