Introduction to C#
What is C#?
C# (pronounced "C-sharp") is a versatile programming language developed by Microsoft. It's used for building a wide range of applications, from desktop software to web services and mobile apps. C# is known for its simplicity and robustness, making it a popular choice among developers.
What is .NET?
.NET, developed by Microsoft, is a powerful and comprehensive software framework designed to support the creation of a wide range of applications. Here's a simple overview:
Framework: Think of .NET as a large toolkit. It provides a wealth of pre-written code and libraries that developers can use to build applications more efficiently.
Versatility: You can use .NET to build web applications, desktop software, mobile apps, cloud services, and even games.
Languages: It supports multiple programming languages, including C#, VB.NET, and F#. This allows developers to choose the language they're most comfortable with.
Common Language Runtime (CLR): This is a core component of .NET that manages the execution of programs. It handles things like memory management and security, so developers can focus on writing their code.
Framework Class Library (FCL): This is a vast collection of reusable code that developers can call upon to perform common tasks, such as file reading/writing, data access, and more.
C# vs .NET
C#:
Definition: C# is a programming language developed by Microsoft.
Purpose: It's used to write code that can perform various tasks, ranging from simple calculations to complex applications.
Function: Think of it as the language and grammar you use to instruct a computer on what to do.
.NET:
Definition: .NET is a framework, also developed by Microsoft.
Purpose: It provides a vast library of pre-written code, tools, and services to make building applications easier and faster.
Function: Imagine it as a fully stocked toolkit that helps manage behind-the-scenes tasks like memory management, security, and data access.
In short: C# is the language you use to write the instructions, while .NET provides the tools and infrastructure to run those instructions efficiently.