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Found 2628 Articles for Csharp
![AmitDiwan](https://www.tutorialspoint.com/assets/profiles/123055/profile/60_187394-1565938756.jpg)
63 Views
To remove the specified key entry from HybridDcitionary, 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); } ... Read More
![AmitDiwan](https://www.tutorialspoint.com/assets/profiles/123055/profile/60_187394-1565938756.jpg)
62 Views
To remove the first occurrence from the StringCollection, the code is as follows −Example Live Demousing System; using System.Collections.Specialized; public class Demo { public static void Main() { StringCollection stringCol = new StringCollection(); String[] arr = new String[] { "100", "200", "100", "400", "500" }; Console.WriteLine("Array elements..."); foreach (string res in arr) { Console.WriteLine(res); } stringCol.AddRange(arr); Console.WriteLine("Total number of elements = "+stringCol.Count); stringCol.Remove("100"); Console.WriteLine("Total number of elements now = ... Read More
![AmitDiwan](https://www.tutorialspoint.com/assets/profiles/123055/profile/60_187394-1565938756.jpg)
61 Views
To check if the StringCollection is read-only, the code is as follows −Example Live Demousing 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("Is the StringCollection read-only? = "+stringCol.IsReadOnly); Console.WriteLine("Does the specified string is in the StringCollection? = "+stringCol.Contains("800")); ... Read More
![AmitDiwan](https://www.tutorialspoint.com/assets/profiles/123055/profile/60_187394-1565938756.jpg)
62 Views
To check if the specified string is in the StringCollection, the code is as follows −Example Live Demousing 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")); } }OutputThis will produce the following ... Read More
![AmitDiwan](https://www.tutorialspoint.com/assets/profiles/123055/profile/60_187394-1565938756.jpg)
58 Views
To remove the entry with specified key from 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 dict1 = new ListDictionary(); 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("ListDictionary1 elements..."); foreach(DictionaryEntry d in dict1) { Console.WriteLine(d.Key + " " + d.Value); } ... Read More
![AmitDiwan](https://www.tutorialspoint.com/assets/profiles/123055/profile/60_187394-1565938756.jpg)
59 Views
To remove the entry at specified index from OrdererdDictionary, the code is as follows −Example Live Demousing System; using System.Collections; using System.Collections.Specialized; public class Demo { public static void Main() { OrderedDictionary dict = new OrderedDictionary(); dict.Add("A", "Books"); dict.Add("B", "Electronics"); dict.Add("C", "Smart Wearables"); dict.Add("D", "Pet Supplies"); dict.Add("E", "Clothing"); dict.Add("F", "Footwear"); Console.WriteLine("OrderedDictionary elements..."); foreach(DictionaryEntry d in dict) { Console.WriteLine(d.Key + " " + d.Value); } ... Read More
![AmitDiwan](https://www.tutorialspoint.com/assets/profiles/123055/profile/60_187394-1565938756.jpg)
65 Views
To check if two SortedList objects are equal, the code is as follows −Example Live Demousing System; using System.Collections; public class Demo { public static void Main(String[] args) { SortedList list1 = new SortedList(); list1.Add("One", 1); list1.Add("Two ", 2); list1.Add("Three ", 3); list1.Add("Four", 4); list1.Add("Five", 5); list1.Add("Six", 6); list1.Add("Seven ", 7); list1.Add("Eight ", 8); list1.Add("Nine", 9); list1.Add("Ten", 10); Console.WriteLine("SortedList1 elements..."); foreach(DictionaryEntry ... Read More
![AmitDiwan](https://www.tutorialspoint.com/assets/profiles/123055/profile/60_187394-1565938756.jpg)
72 Views
To check if two OrderedDictionary objects are equal, the code is as follows −Example Live Demousing System; using System.Collections; using System.Collections.Specialized; public class Demo { public static void Main() { OrderedDictionary dict1 = new OrderedDictionary(); 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("OrderedDictionary1 elements..."); foreach(DictionaryEntry d in dict1) { Console.WriteLine(d.Key + " " + d.Value); } ... Read More
![AmitDiwan](https://www.tutorialspoint.com/assets/profiles/123055/profile/60_187394-1565938756.jpg)
162 Views
To remove the element with the specified key from a 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 ... Read More
![AmitDiwan](https://www.tutorialspoint.com/assets/profiles/123055/profile/60_187394-1565938756.jpg)
95 Views
To remove the element at the specified index of 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