Use the fontWeight property in JavaScript to set the font boldness.ExampleYou can try to run the following code to set the boldness of the font with JavaScript −Live Demo           Heading 1                This is Demo Text.   ... Read More

The GetType() method of array class in C# gets the Type of the current instance (Inherited from Object).To get the type.Type tp = value.GetType();In the below example, we are checking the int value using the type.if (tp.Equals(typeof(int))) Console.WriteLine("{0} is an integer data type.", value)The following is the usage of GetType() ... Read More

The IndexOf() method of array class in C# searches for the specified object and returns the index of the first occurrence within the entire one-dimensional Array.We have set the array.int[] arr = new int[10]; arr[0] = 100; arr[1] = 200; arr[2] = 300; arr[3] = 400; arr[4] = 500; arr[5] ... Read More

The following is the unsorted array.int[] list = {98, 23, 97, 36, 77};Now first use the Sort() method to sort the array.Array.Reverse(list);Use the Reverse() method that would eventually give you a sorted array in descending order.Array.Reverse(list);You can try to run the following code to to sort one dimensional array in ... Read More

To create counters, use the counterReset property in JavaScript. You can try to run the following code to create or reset one or more counters with JavaScript −ExampleLive Demo                    h2:before {             counter-increment: section; ... Read More

Abstract classes contain abstract methods, which are implemented by the derived class. The derived classes have more specialized functionality.The following is an example showing the usage of abstract classes in C#.Example Live Demousing System; namespace Demo {    abstract class Shape {       public abstract int area();    } ... Read More

The List is a collection in C# and is a generic collection. The add and remove methods are used in C# lists for adding and removing elements.Let us see how to use Add() method in C#.Example Live Demousing System; using System.Collections.Generic; class Program {    static void Main() {     ... Read More

Firstly, set two items in the tuple.Tuple tuple = new Tuple(20, "Tom");Now check for first item in the tuple, which is an integer.if (tuple.Item1 == 20) {    Console.WriteLine(tuple.Item1); }Now check for second item in the tuple, which is a string −if (tuple.Item2 == "Tom") {    Console.WriteLine(tuple.Item2); }The following ... Read More

Custom attributes that can be used to store declarative information and can be retrieved at run-time.Let us see how to declare custom attribute.[AttributeUsage ( AttributeTargets.Class | AttributeTargets.Constructor | AttributeTargets.Field | AttributeTargets.Method | AttributeTargets.Property, AllowMultiple = true)] public class DeBugInfo : System.AttributeFor our example, let us construct a custom attribute named ... Read More

The scope resolution operator in C# has a different meaning as compared with C++. In C++ the :: is used for global variables, whereas in C# it is related to namespaces.If you have a type that share an identifier in different namespace, then to identify them use the scope resolution ... Read More