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  • Book Overview & Buying C# 12 and .NET 8 – Modern Cross-Platform Development Fundamentals
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C# 12 and .NET 8 – Modern Cross-Platform Development Fundamentals

C# 12 and .NET 8 – Modern Cross-Platform Development Fundamentals - Eighth Edition

By : Mark J. Price
4.4 (60)
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C# 12 and .NET 8 – Modern Cross-Platform Development Fundamentals

C# 12 and .NET 8 – Modern Cross-Platform Development Fundamentals

4.4 (60)
By: Mark J. Price

Overview of this book

This latest edition of the bestselling Packt series will give you a solid foundation to start building projects using modern C# and .NET with confidence. You'll learn about object-oriented programming; writing, testing, and debugging functions; and implementing interfaces. You'll take on .NET APIs for managing and querying data, working with the fi lesystem, and serialization. As you progress, you'll explore examples of cross-platform projects you can build and deploy, such as websites and services using ASP.NET Core. This latest edition integrates .NET 8 enhancements into its examples: type aliasing and primary constructors for concise and expressive code. You'll handle errors robustly through the new built-in guard clauses and explore a simplified implementation of caching in ASP.NET Core 8. If that's not enough, you'll also see how native ahead-of-time (AOT) compiler publish lets web services reduce memory use and run faster. You'll work with the seamless new HTTP editor in Visual Studio 2022 to enhance the testing and debugging process. You'll even get introduced to Blazor Full Stack with its new unified hosting model for unparalleled web development flexibility.
Table of Contents (18 chapters)
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17
Index

Casting and converting between types

You will often need to convert values of variables between different types. For example, data input is often entered as text in the console, so it is initially stored in a variable of the string type, but it then needs to be converted into a date/time, number, or some other data type, depending on how it should be stored and processed.

Sometimes you will need to convert between number types, like between an integer and a floating point, before performing calculations.

Converting is also known as casting, and it has two varieties: implicit and explicit. Implicit casting happens automatically, and it is safe, meaning that you will not lose any information.

Explicit casting must be performed manually because it may lose information, for example, the precision of a number. By explicitly casting, you are telling the C# compiler that you understand and accept the risk.

Casting numbers implicitly and explicitly

Implicitly casting an...

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C# 12 and .NET 8 – Modern Cross-Platform Development Fundamentals
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