JavaScript for Web Warriors

Description

Cover Brief Contents Contents Preface Chapter 1: Introduction to JavaScript Exploring the JavaScript Language Writing a JavaScript Program Writing Basic JavaScript Code Building Expressions with Variables Understanding Events Structuring JavaScript Code Creating a JavaScript Source File Validating Web Pages Summary Key Terms Review Questions Hands-On Projects Case Projects Chapter 2: Working with Functions, Data Types, and Operators Working with Functions Defining a Function Writing a Function Calling a Function Returning a Value from a Function Managing Events with Functions Using Event Handlers Events as Object Properties Event Listeners Events and Anonymous Functions Applying a Function to an Event Using Built-in JavaScript Functions Understanding Variable Scope let and var Declaration Scopes Local and Global Scope Working with Data Types Working with Numeric Values Working with Boolean Values Working with Strings Escape Characters and Sequences Using Operators to Build Expressions Arithmetic Operators Assignment Operators Comparison Operators Conditional Operators Understanding Falsy and Truthy Values Logical Operators Special Operators Understanding Operator Precedence Using Expressions with Web Form Controls Working with Input Control Values Working with Checkboxes Using the change Event with Web Form Controls Locating Errors with the Browser Console Accessing the Browser Console Locating an Error in Your Program Summary Key Terms Review Questions Hands-On Projects Case Projects Chapter 3: Building Arrays and Controlling Flow Storing Data in Arrays Declaring and Initializing Arrays Elements and Indexes Creating an Array Multidimensional Arrays Exploring HTML Collections Referencing an Element within a Collection Searching through the DOM Viewing Arrays and HTML Collections with the Console Working with Program Loops The while Loop The do while Loop The for Loop Writing a for Loop Exploring Array Methods for Generating Loops Adding Decision Making to Your Code The if Statement The if else Statement The else if Statements Nested if and if else Statements Conditional Statements and Browser Testing The switch Statement Managing Program Loops and Conditional Statements The break Statement The continue Statement Statement Labels Summary Key Terms Review Questions Hands-On Projects Case Projects Chapter 4: Debugging and Error Handling Introduction to Debugging Load-Time Errors Runtime Errors Logic Errors Starting Debugging with the Browser Console Running Javascript in Strict Mode Tracing Errors to Their Source Tracing Errors with the window.alert() Method Tracing Errors with the Console Log Using Comments to Locate Bugs Tracking Program Flow with Debugging Tools Accessing your Browser’s Debugging Tools Adding and Removing Break Points Stepping through the Program Execution Tracking Variables and Expressions Examining the Call Stack Managing Errors Handling Exceptions with the try catch Statement Throwing an Exception The try catch finally Statement The error Parameter in the catch Statement Applying Exception Handling to a Program Customizing Your Error Handling Catching Errors with the error Event Error Handling Functions Summary Key Terms Review Questions Hands-On Projects Case Projects Chapter 5: Creating a Web App Using the Document Object Model Designing a Web App Introducing Nodes Restructuring a Node Tree Running Timed Commands Working with Popup Windows Creating an Overlay Exploring the Browser Object Model Summary Key Terms Review Questions Hands-On Projects Case Projects Chapter 6: Enhancing and Validating Forms Exploring Forms and Form Elements Working with Selection Lists Working with Option Buttons Formatting Data Values in a Form Responding to Form Events Working with Hidden Fields Exploring Form Submission Validating Form Data with JavaScript Testing a Form Field Against a Regular Expression Creating a Custom Validity Check Managing Form Validation Summary Key Terms Review Questions Hands-On Projects Case Projects Chapter 7: Manipulating Data in Strings, Arrays, and Other Objects Retrieving Content from a Text File Working with Text Strings Introducing Regular Expressions Programming with Regular Expressions Exploring Array Methods Exploring the Math Object Exploring the Date Object Exploring Template Literals Summary Key Terms Review Questions Hands-On Projects Case Projects Chapter 8: Creating Customized Objects, Properties, and Methods Understanding Object-Oriented Programing Creating an Object Literal Working with Object Classes Working with Object Prototypes Introducing Closures Working with Public, Private, and Privileged Methods Combining Objects with Prototype Chains Data Storage with Associative Arrays Summary Key Terms Review Questions Hands-On Projects Case Projects Chapter 9: Managing State Information and Security Understanding Sessions and State Information Sharing Data Between Forms Introducing Web Storage Storing Data in Web Storage Introducing Cookies Writing Data into a Cookie Reading a Cookie Deleting a Cookie Exploring Security Issues Summary Key Terms Review Questions Hands-On Projects Case Projects Chapter 10: Programming with Event Objects and Third-Party APIs Working with Events as Objects Exploring Mouse, Touch, and Pointer Events Programming a Drag and Drop Action Exploring the Drag and Drop API Working with Keyboard Events Creating an Interactive Map Mapping Your Position with Geolocation Adding Directions to a Map Introducing the Device Orientation API Preparing an App for Mobile Use Summary Key Terms Review Questions Hands-On Projects Case Projects Chapter 11: Managing Data Requests with AJAX and Fetch Introducing Server Requests Exploring HTTP Messages Introducing AJAX Viewing the Status of a Request and Response AJAX and Callback Hell Introducing Arrow Functions Exploring the Promise Object Using the Fetch API Working with XML Creating an Autocomplete Search Box Working with Third-Party APIs Exploring Security Issues with APIs Summary Key Terms Review Questions Hands-On Projects Case Projects Chapter 12: Introducing jQuery Getting Started with jQuery Working with jQuery Selectors Handling Events with jQuery Working with Effects and Animations Exploring jQuery Plugins Summary Key Terms Review Questions Hands-On Projects Case Projects Appendix A: Installing andConfiguring aTesting Server Appendix B: Working withHTML and CSS Glossary Index