What is C#?
C# is a modern, object-oriented programming language developed by Microsoft. It's type-safe, versatile, and designed for building robust applications on the .NET platform.
🌟 Key Features
Type Safety
Strong typing prevents common runtime errorsMemory Management
Automatic garbage collectionLINQ
Language Integrated Query for data manipulationAsync/Await
Simplified asynchronous programming🔧 Modern C# Features
Pattern Matching
Switch expressions and pattern-based logicRecords
Immutable reference types for data modelingNullable Reference Types
Compile-time null safetyTop-level Programs
Simplified program entry points💡 Code Example
// Modern C# with records and pattern matching
public record Person(string Name, int Age);public static string GetAgeGroup(Person person) => person.Age switch
{
< 13 => "Child",
>= 13 and < 20 => "Teenager",
>= 20 and < 65 => "Adult",
_ => "Senior"
};
📚 Learning Path
1
Fundamentals
Variables, data types, control structures
2
OOP Concepts
Classes, inheritance, polymorphism
3
Advanced Features
Generics, delegates, events, LINQ
4
Modern C#
Latest language features and patterns