- Trending Categories
- Data Structure
- Networking
- RDBMS
- Operating System
- Java
- MS Excel
- iOS
- HTML
- CSS
- Android
- Python
- C Programming
- C++
- C#
- MongoDB
- MySQL
- Javascript
- PHP
- Physics
- Chemistry
- Biology
- Mathematics
- English
- Economics
- Psychology
- Social Studies
- Fashion Studies
- Legal Studies
- Selected Reading
- UPSC IAS Exams Notes
- Developer's Best Practices
- Questions and Answers
- Effective Resume Writing
- HR Interview Questions
- Computer Glossary
- Who is Who
Found 2628 Articles for Csharp
46 Views
To get the number of strings in StringCollection, the code is as follows −Example Live Demousing System; using System.Collections.Specialized; public class Demo { public static void Main() { StringCollection strCol = new StringCollection(); String[] strArr = new String[] { "A", "B", "C", "D", "E", "F", "G", "H" }; Console.WriteLine("StringCollection elements..."); foreach (string str in strArr) { Console.WriteLine(str); } strCol.AddRange(strArr); Console.WriteLine("Element at 5th index = "+strCol[5]); Console.WriteLine("Count of strings in StringCollection = " ... Read More
63 Views
To get or set the value associated with specified key in StringDictionary, the code is as follows −Example Live Demousing System; using System.Collections.Specialized; public class Demo { public static void Main() { StringDictionary strDict = new StringDictionary (); strDict.Add("A", "Books"); strDict.Add("B", "Electronics"); strDict.Add("C", "Appliances"); strDict.Add("D", "Pet Supplies"); strDict.Add("E", "Clothing"); strDict.Add("F", "Footwear"); Console.WriteLine("Value associated with key D = "+strDict["D"]); Console.WriteLine("Value associated with key F = "+strDict["F"]); } }OutputThis will produce the following output ... Read More
83 Views
To remove from the specified index of 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("Total number of elements = "+stringCol.Count); stringCol.RemoveAt(3); Console.WriteLine("Total number of elements ... Read More
52 Views
To get seventh element of the Tuple, the code is as follows −Example Live Demousing System; public class Demo { public static void Main(String[] args) { var tuple1 = Tuple.Create(75, 200, 500, 700, 100, 1200, 1500); var tuple2 = Tuple.Create(75, 200, 500, 700, 100, 1200, 1500); Console.WriteLine("Is Tuple1 equal to Tuple2? = "+tuple1.Equals(tuple2)); Console.WriteLine("HashCode of Tuple1 = "+tuple1.GetHashCode()); Console.WriteLine("HashCode of Tuple2 = "+tuple2.GetHashCode()); Console.WriteLine("Tuple1 Item 1st = "+tuple1.Item1); Console.WriteLine("Tuple2 Item 1st = "+tuple2.Item1); Console.WriteLine("Tuple1 Item 2nd ... Read More
134 Views
To remove all elements from 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 hash) ... Read More
298 Views
To remove all elements from the 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(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 ... Read More
194 Views
To check whether the specified Unicode character is a punctuation mark, the code is as follow −Example Live Demousing System; public class Demo { public static void Main() { bool res; char val = 'q'; Console.WriteLine("Value = "+val); res = Char.IsPunctuation(val); Console.WriteLine("Is the value a punctuation? = "+res); } }OutputThis will produce the following output −Value = q Is the value a punctuation? = FalseExampleLet us see another example − Live Demousing System; public class Demo { public static void Main() { ... Read More
94 Views
To get the hash code for the current Int64 instance, the code is as follows −Example Live Demousing System; public class Demo { public static void Main() { long val1 = 8768768768; long val2 = 7889765555; Console.WriteLine("Value1 = "+val1); Console.WriteLine("Value2 = "+val2); Console.WriteLine("Are they equal? = "+val1.Equals(val2)); Console.WriteLine("Value1 (HashCode) = "+val1.GetHashCode()); Console.WriteLine("Value2 (HashCode) = "+val2.GetHashCode()); } }OutputThis will produce the following output −Value1 = 8768768768 Value2 = 7889765555 Are they equal? = False Value1 (HashCode) = 178834178 Value2 (HashCode) = -700169038ExampleLet us see another example − Live Demousing System; public class Demo { ... Read More
51 Views
To compare this instance is equal to a specified object or Int64, the code is as follows −Example Live Demousing System; public class Demo { public static void Main() { long val1 = 150; long val2 = 240; Console.WriteLine("Value1 = "+val1); Console.WriteLine("Value2 = "+val2); Console.WriteLine("Are they equal? = "+val1.Equals(val2)); } }OutputThis will produce the following output −Value1 = 150 Value2 = 240 Are they equal? = FalseExampleLet us see another example − Live Demousing System; public class Demo { public static void Main() { long val1 = ... Read More
124 Views
To check whether the Unicode character is a lowercase letter, the code is as follows −Example Live Demousing System; public class Demo { public static void Main() { bool res; char val = 'K'; Console.WriteLine("Value = "+val); res = Char.IsLower(val); Console.WriteLine("Is the value a lowercase letter? = "+res); } }OutputThis will produce the following output −Value = K Is the value a lowercase letter? = FalseExampleLet us see another example − Live Demousing System; public class Demo { public static void Main() { ... Read More