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Learn C# in 7 days

You're reading from   Learn C# in 7 days Get up and running with C# 7 with async main, tuples, pattern matching, LINQ, regex, indexers, and more

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Product type Paperback
Published in Oct 2017
Publisher Packt
ISBN-13 9781787287044
Length 306 pages
Edition 1st Edition
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Author (1):
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Gaurav Aroraa Gaurav Aroraa
Author Profile Icon Gaurav Aroraa
Gaurav Aroraa
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Table of Contents (9) Chapters Close

Preface 1. Day 01 - Overview of the .NET Framework FREE CHAPTER 2. Day 02 - Getting Started with C# 3. Day 03 - What's New in C# 4. Day 04 - Discussing C# Class Members 5. Day 05 - Overview of Reflection and Collections 6. Day 06 - Deep Dive with Advanced Concepts 7. Day 07 - Understanding Object-Oriented Programming with C# 8. Day 08 - Test Your Skills – Build a Real-World Application

Tuples and deconstruction


Tuples have not been newly introduced in the current version but were introduced with the .NET 4.0 release. In the present release, they have been improved.

Tuples

Tuples are there at whatever point a particular case needs to return multiple values from a method. For instance, let's say we have to find odd and even numbers from a given number series.

Note

Tuples are an unchanging information esteem that hold related data. Tuples used to aggregate together related data, for example, such that a person's name, age, gender and whatever you want data as an information.

To complete this, our method should return or provide us the result with a number and saying whether this is an odd number or even number. For a method that will return these multiple values, we could use custom datatypes, dynamic return types, or out parameters, which sometimes will create confusion for a developer.

Note

To use tuples, you need to add the NuGet package:https://www.nuget.org/packages/System...

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