C# Exceptions – Try..Catch Exceptions in C# are runtime errors that occur during program execution.The try..catch block is used to handle exceptions and prevent the program from crashing. Syntax
1 2 3 4 5 6 7 8 9 10 11 12 | try { // Code that may cause an exception } catch (ExceptionType e) { // Code to handle the exception } finally { // Optional: code that always executes } |
try → Contains code...
C# Files In C#, file handling allows you to read, write, and manipulate files on the disk.C# provides classes in the System.IO namespace for file operations. Common File Classes in System.IO Class Description File...
C# Enum (Enumeration) Enum in C# is a special data type that allows you to define a set of named constants.It improves code readability and maintains a collection of related constants. Syntax
1 2 3 4 5 6 | enum EnumName { Constant1, Constant2, Constant3 } |
Basic...
C# Multiple Interfaces In C#, a class can implement multiple interfaces, which allows it to inherit behavior from more than one contract.This is C#’s way to achieve multiple inheritance, because a class cannot inherit...
C# Interface An interface in C# is a contract that defines methods, properties, events, or indexers without any implementation.A class that implements an interface must provide the implementation for all its members. Interfaces are...
C# Abstraction Abstraction in C# is an OOP concept that hides the implementation details and shows only the essential features to the user.It helps to reduce complexity and focus on what an object does,...
C# Polymorphism Polymorphism in C# is an OOP concept that allows objects to take many forms.It enables a method, class, or object to behave differently based on context. There are two types of polymorphism...
C# Inheritance Inheritance in C# is an OOP concept that allows a class (derived/child class) to reuse properties and methods of another class (base/parent class).It promotes code reusability and hierarchical relationships. 🔹 Syntax
1 2 3 4 5 6 7 8 9 | class BaseClass { // Base class members } class DerivedClass : BaseClass { // Derived class members } |
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C# Properties (Get and Set) Properties in C# provide controlled access to class fields.They are special methods called getters and setters that allow you to read and write data safely. 🔹 Basic Property Syntax...
C# Access Modifiers Access modifiers in C# define the visibility and accessibility of classes, methods, and members.They control who can access a class or its members. 🔹 Types of Access Modifiers Modifier Description Accessible...