About our author Eric Roberts is the Charles Simonyi Professor of Computer Science, emeritus, at Stanford University. Throughout his career, Roberts was a widely acknowledged leader in computer science education and received numerous national and international awards, including the Outstanding Contribution to Computer Science Education Award from the Association for Computing Machinery's Special Interest Group in Computer Science Education (ACM SIGCSE), the Karl V. Karlstrom Outstanding Educator Award from the ACM, and the Taylor Booth Education Award from the Institute for Electrical and Electronic Engineers Computer Society (IEEE-CS).

• A Gentle Introduction 1.1 Introducing Karel1.2 Teaching Karel to solve problems1.3 Control statements1.4 Stepwise refinement1.5 Algorithms in Karel’s world SummaryReview questionsExercisesIntroducing JavaScript 2.1 Data and types2.2 Numeric data2.3 Variables2.4 Functions2.5 String data2.6 Running JavaScript in the browser2.7 Testing and debugging2.8 Software maintenance SummaryReview questionsExercisesControl Statements 3.1 Boolean Data3.2 The if statement3.3 The switch statement3.4 The while statement3.5 The for statement3.6 Algorithmic programming3.7 Avoiding fuzzy standards of truth SummaryReview questionsExercisesSimple Graphics 4.1 A graphical version of “Hello World”4.2 Classes, objects, and methods4.3 Graphical objects4.4 The graphics window4.5 Creating graphical applications SummaryReview questionsExercisesFunctions 5.1 A quick review of functions5.2 Libraries5.3 A library to support randomness5.4 The mechanics of function calls5.5 Recursive functions SummaryReview questionsExercisesWriting Interactive Programs 6.1 First-class functions6.2 A simple interactive example6.3 Controlling properties of objects6.4 Responding to mouse events6.5 Timer-based animation6.6 Expanding the graphics library SummaryReview questionsExercisesStrings 7.1 Binary representation7.2 String operations7.3 Classifying characters7.4 Common string patterns7.5 String applications7.6 Reading from the console SummaryReview questionsExercisesArrays 8.1 Introduction to arrays8.2 Array operations8.3 Using arrays for tabulation8.4 Reading text from files8.5 Multidimensional arrays8.6 Image processing SummaryReview questionsExercisesObjects 9.1 Objects in JavaScript9.2 Using objects as maps9.3 Representing points9.4 Rational numbers9.5 Linking objects together SummaryReview questionsExercisesDesigning Data Structures 10.1 Abstract data types10.2 Implementing a token scanner10.3 Efficiency and representation10.4 Representing real-world data SummaryReview questionsExercisesInheritance 11.1 Class hierarchies11.2 Defining an employee hierarchy11.3 Extending graphical classes11.4 Decomposition and inheritance11.5 Alternatives to inheritance SummaryReview questionsExercisesJavaScript and the Web 12.1 A simple interactive example12.2 An expanded look at HTML12.3 Controlling style using CSS12.4 Connecting JavaScript and HTML12.5 Storing data in the index.html file SummaryReview questionsExercises

About our author Eric Roberts is the Charles Simonyi Professor of Computer Science, emeritus, at Stanford University. Throughout his career, Roberts was a widely acknowledged leader in computer science education and received numerous national and international awards, including the Outstanding Contribution to Computer Science Education Award from the Association for Computing Machinery's Special Interest Group in Computer Science Education (ACM SIGCSE), the Karl V. Karlstrom Outstanding Educator Award from the ACM, and the Taylor Booth Education Award from the Institute for Electrical and Electronic Engineers Computer Society (IEEE-CS).

• A Gentle Introduction 1.1 Introducing Karel1.2 Teaching Karel to solve problems1.3 Control statements1.4 Stepwise refinement1.5 Algorithms in Karel’s world SummaryReview questionsExercisesIntroducing JavaScript 2.1 Data and types2.2 Numeric data2.3 Variables2.4 Functions2.5 String data2.6 Running JavaScript in the browser2.7 Testing and debugging2.8 Software maintenance SummaryReview questionsExercisesControl Statements 3.1 Boolean Data3.2 The if statement3.3 The switch statement3.4 The while statement3.5 The for statement3.6 Algorithmic programming3.7 Avoiding fuzzy standards of truth SummaryReview questionsExercisesSimple Graphics 4.1 A graphical version of “Hello World”4.2 Classes, objects, and methods4.3 Graphical objects4.4 The graphics window4.5 Creating graphical applications SummaryReview questionsExercisesFunctions 5.1 A quick review of functions5.2 Libraries5.3 A library to support randomness5.4 The mechanics of function calls5.5 Recursive functions SummaryReview questionsExercisesWriting Interactive Programs 6.1 First-class functions6.2 A simple interactive example6.3 Controlling properties of objects6.4 Responding to mouse events6.5 Timer-based animation6.6 Expanding the graphics library SummaryReview questionsExercisesStrings 7.1 Binary representation7.2 String operations7.3 Classifying characters7.4 Common string patterns7.5 String applications7.6 Reading from the console SummaryReview questionsExercisesArrays 8.1 Introduction to arrays8.2 Array operations8.3 Using arrays for tabulation8.4 Reading text from files8.5 Multidimensional arrays8.6 Image processing SummaryReview questionsExercisesObjects 9.1 Objects in JavaScript9.2 Using objects as maps9.3 Representing points9.4 Rational numbers9.5 Linking objects together SummaryReview questionsExercisesDesigning Data Structures 10.1 Abstract data types10.2 Implementing a token scanner10.3 Efficiency and representation10.4 Representing real-world data SummaryReview questionsExercisesInheritance 11.1 Class hierarchies11.2 Defining an employee hierarchy11.3 Extending graphical classes11.4 Decomposition and inheritance11.5 Alternatives to inheritance SummaryReview questionsExercisesJavaScript and the Web 12.1 A simple interactive example12.2 An expanded look at HTML12.3 Controlling style using CSS12.4 Connecting JavaScript and HTML12.5 Storing data in the index.html file SummaryReview questionsExercises