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Beginning C# 7 Hands-On ?????? The Core Language

You're reading from   Beginning C# 7 Hands-On ?????? The Core Language Learn the C# language by coding it element by element

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Product type Paperback
Published in Aug 2017
Publisher
ISBN-13 9781788296540
Length 566 pages
Edition 1st Edition
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Author (1):
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Tom Owsiak Tom Owsiak
Author Profile Icon Tom Owsiak
Tom Owsiak
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Table of Contents (60) Chapters Close

Preface 1. Why C# and How to Download and Install the Visual Studio Community Edition 2. Customizing Visual Studio to Make it Feel More Personal FREE CHAPTER 3. Creating and Running Your First Page 4. Creating and Running a Page That Incorporates C# 5. Creating and Using a Single Variable 6. String Interpolation and Updating Visual Studio 7. Formatting Output Strings for More Professional Results 8. Using Variables and Data Types 9. Computed Variables and Basic Math 10. Interacting with Users Through the Web Page 11. Using Method Chaining to Write More Compact Code 12. Reacting to a Single Condition with If/Else Blocks 13. Making a Variable Grow by Adding 1 14. Repeating Blocks of Code with While Loops 15. Repeating Blocks of Code with For Loops 16. Iterating Over Collections with foreach Loops 17. Examining Multiple Variable Values with Switch Blocks 18. Improving Input Processing with TryParse 19. Replacing If/Else Blocks with the Ternary Operator 20. Operators That Evaluate and Assign in Place 21. Checking Two Conditions with the Logical AND Operator 22. Checking Two Conditions with the Logical OR Operator 23. Declaring, Setting, and Reading Arrays 24. Iterating Over Arrays with foreach Loops 25. Creating and Using a Simple Method 26. Passing Arrays into Methods 27. Reference Type and Value Type Variables 28. Creating More Flexible Methods with the params Keyword 29. Creating More Flexible Functions with the out Keyword 30. Combining the ref and out Keywords to Write Flexible Functions 31. The out Keyword in C# 7 32. Multidimensional Arrays 33. Writing Easier Code with the Var and Dynamic Keywords 34. Creating a Class with a Constructor and a Function 35. Creating a Class with a Static Method 36. Creating a Class with an Object Property 37. Creating a Class with Static Fields, and Properties 38. Centralizing Common Code with Inheritance 39. Centralizing Default Code with Virtual Functions 40. Model Concepts with Abstract Classes 41. Using Custom Types as Return Types 42. Using Lists to Operate on Data Efficiently 43. Writing Less Code with Polymorphism 44. Using Interfaces to Express Common Behaviors 45. Iterating over Instances with Indexers 46. Building Stabler Apps with Exception Handling 47. Using Named and Optional Parameters 48. Using the Null Coalescing Operator to Write Stabler Applications 49. Overloading Operators to Perform Custom Operations 50. Using Enumerations to Represent Named Constants 51. Creating and Using Namespaces 52. Structs, Random Points, and Sleeping Threads 53. Declaring, Creating, and Using Delegates 54. Switch Blocks with when in C# 7.0 55. Switch Blocks with Objects in C# 7.0 56. Tuples in C# 7.0 57. Local functions in C# 7.0 58. Throwing Exceptions in C# 7.0 59. Tuples in C# 7.0, Part 2

Setting up the markup for this project

Here, we'll create a project. Start with the simple HTML markup shown in the following screenshot:

Figure 6.10.1: The simple HTML markup for our project

Creating the product class

Now, go to the Solution Explorer, right-click on the name of the website, select Add, and then click on Class. Name the class Product and click on OK. When the Visual Studio message comes up, click on Yes.

So the relevant portion of the initial Product class code looks as shown in the following screenshot, which is sufficient for our purposes:

Figure 6.10.2: The initial Product class code

What's true about every product is that you have a price, a name, and so on. For our purposes, enter the following...

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