Introduction to C# course manual

Here are the chapters included in this course manual (we use exactly the same manuals for our classroom and online Visual C# courses).

Click here to download a sample of the first two chapters of this Introduction to C# manual, or review how to license our courseware.

Chapter 1 - VISUAL STUDIO PRIMER▼

Section	Title	Subsections	Page
1.1	Windows Forms		5
1.2	Customising Visual Studio	Setting the Default Start-up Page Creating Appropriate Settings	5
1.3	Creating Projects		6
1.4	Saving and Closing Files	Closing One Window Closing All or Nearly All Windows	7
1.5	Auto-hiding windows		8
1.6	The Three Most Useful Windows	Displaying Windows Properties Window The Toolbox	9

Chapter 2 - DRAWING FORMS▼

Section	Title	Subsections	Page
2.1	Creating a New Form		11
2.2	Changing form properties		12
2.3	Form Controls	Definition of Controls Adding controls	12
2.4	Selecting Controls	Selecting a Single Control Selecting Several Controls Selecting All Controls	13
2.5	Basic Formatting	Resizing Controls Changing how Controls Look Moving Controls	14

Chapter 3 - RUNNING APPLICATIONS▼

Section	Title	Subsections	Page
3.1	Running a Program	Setting the Default Form in Program.cs Running and Stopping Programs	16
3.2	Dealing with Errors	Building a Project Dealing with Build Errors	16

Chapter 4 - FORM EVENTS▼

Section	Title	Subsections	Page
4.1	Events	Attaching Code to a Control’s Default Event Creating a New Event-Handler for an Event Handling an Event with an Existing Routine	18
4.2	Switching Between Form Design and Code View	Using the Keyboard Using Solution Explorer	19
4.3	Those Strange Event Arguments	Argument 1 – The Object that Called the Event Argument 2 – The Event Arguments	20

Chapter 5 - VARIABLES AND DATA TYPES▼

Section	Title	Subsections	Page
5.1	Why Use Variables?		23
5.2	Declaring Variables	Declaring Variables Creating Nullable Variables Using Modified Hungarian Notation Default Values for Variables Problems with Declaring Variables within Clauses	23
5.3	Setting Values in Variables	Declaring Integer Variables and Adding/Subtracting Accumulating Text in String Variables	26
5.4	Variable Data Types	Mapping C# Data Types to the CLR Runtime A Lazy Person’s Data Types Logical Values Integers Decimal (Floating Point) Numbers Strings and Text Dates and Times Objects	27
5.5	Converting Variables	Conversion Using Convert.To ToString() – Special Case for String Conversions Casting Data Types	30
5.6	Variable Scope		31
5.7	Notes on Working with Specific Data Types	Working with Characters Working with Strings Escape Characters Verbatim Strings Splitting Strings Formatting Dates Working with Numbers – Possible Operations	32
5.8	Constants		36
5.9	Testing Data Types		37

Chapter 6 - CONDITIONS▼

Section	Title	Subsections	Page
6.1	Using IF for Conditions		39
6.2	Operators		39
6.3	The SWITCH statement	Limitations of SWITCH	40
6.4	Ternary and Coalesce Operators	The Ternary Operator The Null Coalesce Operator	41

Chapter 7 - LOOPS▼

Section	Title	Subsections	Page
7.1	Looping in C#	Looping Over a Collection/Array Looping a Given Number of Times Looping While a Condition is True (While/Do)	43
7.2	Breaking Out of Loops		45

Chapter 8 - ARRAYS▼

Section	Title	Subsections	Page
8.1	Arrays	Creating single-dimensional arrays Populating arrays and retrieving items Looping over arrays Multi-dimensional arrays	47

Chapter 9 - ERROR TRAPPING▼

Section	Title	Subsections	Page
9.1	Try / Catch / Finally	Syntax of the Try / Catch Statement General error trapping example – validating an integer Catching Specific Errors The Finally clause A better alternative to finally – Using Throwing Exceptions Exceptions bubble up the call stack	49

Chapter 10 - FILES AND FOLDERS▼

Section	Title	Subsections	Page
10.1	StreamReaders and StreamWriters	Our Example Referencing the System.IO Namespace Reading in the Customers Writing out the customers’ details to file	55
10.2	Using FILE		57
10.3	FileInfo and DirectoryInfo	Useful File Properties Getting at folders Looping over files in folders Recursively looping over all folders and files	58

Chapter 11 - LISTS▼

Section	Title	Subsections	Page
11.1	Overview of Lists	An Example of a List	61
11.2	Working with Lists	Creating a List Adding Items to a List Counting the Items in a List Displaying All of the Items in a List (FOR EACH) Removing Items from a List Finding items in a list Lambda Expression Syntax for Find Methods	61
11.3	Getting a Subset of a List	Method 1: Using FindAll Getting a Subset of a List – Method 2: Using GetRange	65
11.4	Joining and Splitting String Lists		65

Chapter 12 - DESIGNING CLASSES▼

Section	Title	Subsections	Page
12.1	Cats as Objects	Types, Classes and Objects Instantiation and Termination Properties Methods Encapsulation and Exposure Inheritance	67
12.2	Our Example – Dating Agency Customers	Our Customer Class Envisaging how you will Consume a Class	69

Chapter 13 - CREATING CLASSES▼

Section	Title	Subsections	Page
13.1	Creating a Class		72
13.2	Namespaces	Example of a Namespace The Using Statement Removing Unused Using Statements Giving Aliases to Namespaces Our DatingAgency Namespace	72
13.3	Creating a Constructor	Syntax of a Constructor Example of a Constructor	74
13.4	Fields and Properties	Creating Fields Properties Refactoring (encapsulating) fields The Quickest and Best Way to Create Properties Properties which Perform Other Logic	76
13.5	Methods	Void Methods Methods which Return Values Choosing between a Property and a Method	80
13.6	Static Properties and Methods	Example of a Static Property Example of a Static Method	82

Chapter 14 - USEFUL SHORT-CUT KEYS▼

Section	Title	Subsections	Page
14.1	The Best Short-Cut Keys in Visual Studio	Going to the definition of a variable or member Going forward and backward using the keyboard Auto-formatting text Adding a Using statement	85

If you book a place on one of our courses you will automatically get access to the relevant courseware manual online, and also have the option to receive a paper copy of it.

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