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1 C# 6 FOR PROGRAMMERSSIXTH EDITION DEITEL DEVELOPER SERIESMany of the designations used by manufacturers and sellers to distinguish their products are claimed as trademarks. Where those designations appear in this book, and the publisher was aware of a trademark claim, the designations have been printed with initial capital letters or in all authors and publisher have taken care in the preparation of this book, but make no expressed or implied warranty of any kind and assume no responsibility for errors or omissions. No liability is assumed for incidental or consequential damages in connection with or arising out of the use of the information or programs contained and/or its respective suppliers make no representations about the suitability of the information contained in the documents and related graphics published as part of the services for any purpose.

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4 For information regarding permissions, request forms and the appropriate contacts within the Pearson Education Global Rights & Permissions Department, please visit : 978-0-13-459632-7 ISBN-10: 0-13-459632-3 Text printed in the United States at RR Donnelley in Crawfordsville, printing, August 2016C# 6 FOR PROGRAMMERSSIXTH EDITION DEITEL DEVELOPER SERIESB oston Columbus Indianapolis New York San Francisco Amsterdam Cape TownDubai London Madrid Milan Munich Paris Montreal Toronto Delhi Mexico CityS o Paulo Sydney Hong Kong Seoul Singapore Taipei TokyoPaul DeitelDeitel & Associates, DeitelDeitel & Associates, Series PageDeitel Developer SeriesAndroid 6 for Programmers : An App-Driven Approach, 3/EC for Programmers with an Introduction to C11C++11 for ProgrammersC# 6 for ProgrammersiOS 8 for Programmers : An App-Driven Approach with Swift Java for Programmers , 3/E JavaScript for ProgrammersSwift for ProgrammersHow To Program SeriesAndroid How to Program, 3/EC++ How to Program, 10/EC How to Program, 8/EJava How to Program, Early Objects Version, 10/EJava How to Program, Late Objects Version, 10/EInternet & World Wide Web How to Program, 5/EVisual Basic 2012 How to Program, 6/EVisual C# How to Program, 6/ESimply SeriesSimply Visual Basic 2010: An App-Driven Approach, 4/ESimply C++: An App-Driven Tutorial ApproachVitalSource Web Android How to Program, 2/E and 3/E C++ How to Program, 8/E and 9/EJava How to Program, 9/E and 10/ESimply C++.

5 An App-Driven Tutorial ApproachSimply Visual Basic 2010: An App-Driven Approach, 4/EVisual Basic 2012 How to Program, 6/EVisual C# 2012 How to Program, 5/EVisual C# How to Program, 6/ELiveLessons Video Learning Android 6 App Development Fundamentals, 3/EC++ FundamentalsJava Fundamentals, 2/EC# 6 FundamentalsC# 2012 FundamentalsiOS 8 App Development Fundamentals with Swift , 3/EJavaScript FundamentalsSwift FundamentalsREVEL Interactive MultimediaREVEL for Deitel Java To receive updates on Deitel publications, Resource Centers, training courses, partner offers and more, please join the Deitel communities on Facebook Twitter LinkedIn YouTube Google+ +DeitelFanand register for the free Deitel Buzz Online e-mail newsletter at: To communicate with the authors, send e-mail to: For information on programming-languages corporate training seminars offered by Deitel & Associates, Inc.

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7 Your use of visualization techniques in your Signals and Systems lectures inspired the way generations of engineers, computer scientists, educators and authors present their and Paul DeitelPreface xxiBefore You Begin xxxii1 Introduction Technology: A Brief Review # Programming Programming Programming and Functional Programming International Standard # on Non-Windows Platforms and Web Programming Programming with async and await s.

8 NET Framework Language Runtime Independence Interoperability s Windows Operating System Studio Integrated Development Environment Test-Drive in Visual Studio Community 102 Introduction to Visual Studio and Visual Programming of the Visual Studio Community 2015 IDE to Visual Studio Community 2015 Studio Themes on the Start Page a New Project Project Dialog and Project Templates and Controls Bar and Toolbar the Visual Studio IDE Explorer Window Menu and Context-Sensitive Help Programming: Creating a Simple App that Displays Text and an Image Resources 393 Introduction to C# App Programming App.

9 Displaying a Line of Text Directive Lines and Whitespace Declaration Method a Line of Text Left ({) and Right (}) Braces a Simple App in Visual Studio the Console App the Name of the App File Code and Using IntelliSense and Running the App , Error Messages and the Error List Window Your Simple C# App a Single Line of Text with Multiple Statements Multiple Lines of Text with a Single Statement Interpolation C# App: Adding Integers the int Variable number1 Variables number2 and sum the User for Input a Value into Variable number1 the User for Input and Reading a Value into number2 number1 and number2 the sum with string Interpolation Calculations in Output Statements Expressions in Straight-Line Form for Grouping Subexpressions of Operator Precedence

10 Making: Equality and Relational Operators 65 Contentsix4 Introduction to Classes, Objects, Methods and strings an Account Class an Object Keyword new Class Account s GetName Method a Name from the User Class Account s SetName Method Class with an Instance Variable and Set and Get Methods Class Declaration class and the Class Body Variable name of Type string Method Method Modifiers private and public UML Class Diagram.