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Articles by karthikeya Boyini
Page 21 of 142
What are punctuators in C#?
Punctuators are special symbols in C# that serve as delimiters to structure, group, and organize code. They are essential for proper syntax and help the compiler understand where statements begin and end, how to group code blocks, and how to separate elements. Common Punctuators in C# The most frequently used punctuators in C# include − { } // Braces - code blocks ( ) // Parentheses - method calls, grouping [ ] // Brackets - arrays, indexers ; // Semicolon - statement terminator , ...
Read MoreLiteral number suffixes in C#
Literal number suffixes in C# are used to explicitly specify the data type of numeric literals. Without suffixes, the compiler infers the type based on the value, but suffixes ensure the literal is treated as a specific numeric type. These suffixes are particularly useful when working with method overloads, preventing ambiguous type conversions, and ensuring the correct data type is used for calculations. Syntax Following is the syntax for using literal number suffixes − dataType variable = numericValue + suffix; The suffix can be either uppercase or lowercase, but uppercase is recommended for ...
Read MoreC# Program to order array elements
C# provides several methods to order array elements. The OrderBy() method sorts elements in ascending order, while ThenBy() is used for secondary sorting criteria when multiple elements have the same primary sort value. Syntax Following is the syntax for ordering array elements using LINQ methods − // Primary ordering IEnumerable result = array.OrderBy(item => item.Property); // Primary and secondary ordering IEnumerable result = array.OrderBy(item => item.Property1) ...
Read MoreC# Program to convert first character uppercase in a sentence
Converting the first character of each word to uppercase in a sentence is a common text formatting task in C#. This process involves identifying word boundaries and converting the first lowercase letter of each word to its uppercase equivalent. Syntax Following is the basic approach to convert characters from lowercase to uppercase − char uppercaseChar = (char)(lowercaseChar - 'a' + 'A'); To check if a character is a lowercase letter − if (ch >= 'a' && ch = 'a' && val[i] = 'A' && val[i] word.Length > 0 ? ...
Read MoreHow to call a method of a class in C#
To call a method of a class in C#, you need to create an instance of the class first, then use the dot notation to access its methods. The general syntax is objectName.MethodName(parameters). Syntax Following is the syntax for calling an instance method − ClassName objectName = new ClassName(); returnType result = objectName.MethodName(parameters); For static methods, you call them directly on the class without creating an instance − returnType result = ClassName.StaticMethodName(parameters); Using Instance Methods Instance methods require an object of the class to be called. Here's how you ...
Read MoreRandom Numbers in C#
The Random class in C# is used to generate pseudo-random numbers. It provides various methods to generate random integers, doubles, and bytes within specified ranges. Syntax Following is the syntax for creating a Random object and generating random numbers − Random rd = new Random(); int randomNumber = rd.Next(minValue, maxValue); Following are the commonly used methods of the Random class − rd.Next() // Random int from 0 to int.MaxValue rd.Next(maxValue) ...
Read MoreC# Queryable Union Method
The Queryable Union method in C# performs a set union operation on two sequences, returning all unique elements from both sequences. It removes duplicate elements and preserves the order of first occurrence. Syntax Following is the syntax for the Queryable Union method − public static IQueryable Union( this IQueryable source1, IEnumerable source2 ) Parameters source1 − An IQueryable whose distinct elements form the first set for the union. source2 − An IEnumerable whose distinct elements form the second set for the union. ...
Read MoreHow to generate the first 100 even Numbers using C#?
To generate the first 100 even numbers in C#, you can use a for loop and check if each number is divisible by 2. An even number has no remainder when divided by 2, which can be tested using the modulo operator (%). What are Even Numbers? Even numbers are integers that are divisible by 2 without a remainder. Examples include 2, 4, 6, 8, 10, and so on. The condition number % 2 == 0 identifies even numbers. Even Number Test Number 8 ...
Read MoreWhat is the octal equivalent of a decimal number in C#?
To get the octal equivalent of a decimal number in C#, you need to repeatedly divide the decimal number by 8 and store the remainders. The octal number system uses base 8 (digits 0-7), while decimal uses base 10. Syntax Following is the basic algorithm for decimal to octal conversion − while (decimal != 0) { remainder = decimal % 8; decimal = decimal / 8; // store remainder in array } How It Works The conversion process involves dividing the decimal number by ...
Read MoreGet the width and height of a three-dimensional array
To get the width and height of a three-dimensional array in C#, we use the Array.GetLength() method. This method returns the number of elements in a specified dimension of the array. In a three-dimensional array declared as int[, , ] arr = new int[3, 4, 5], the dimensions represent different aspects of the array structure. Syntax Following is the syntax for getting dimensions of a three-dimensional array − arrayName.GetLength(dimension) Where dimension is − 0 − First dimension (rows) 1 − Second dimension (columns) 2 − Third dimension (depth) Understanding ...
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