Javascript.RU

Javascript: Practical Guide To Interactive Web Pages

Язык: Английский
Год публикации: 2007
Автор(ы): Dave Thau
Страниц: 490

Краткое содержание
  • Introduction
  • Welcome To Javascript
  • USING VARIABLES AND BUILT-IN FUNCTIONS TO UPDATE YOUR WEB PAGES AUTOMATICALLY
  • GIVING THE BROWSERS WHAT THEY WANT
  • WORKING WITH ROLLOVERS
  • OPENING AND MANIPULATING WINDOWS
  • WRITING YOUR OWN JAVASCRIPT FUNCTIONS
  • PROVIDING AND RECEIVING INFORMATION WITH FORMS
  • KEEPING TRACK OF INFORMATION WITH ARRAYS AND LOOPS
  • TIMING EVENTS
  • USING FRAMES AND IMAGE MAPS
  • VALIDATING FORMS, MASSAGING STRINGS, AND WORKING WITH SERVER-SIDE PROGRAMS
  • SAVING VISITOR INFORMATION WITH COOKIES
  • DYNAMIC HTML
  • AJAX BASICS
  • XML IN JAVASCRIPT AND AJAX
  • SERVER-SIDE AJAX
  • PUTTING IT ALL TOGETHER IN A SHARED TO DO LIST
  • DEBUGGING JAVASCRIPT AND AJAX
  • ANSWERS TO ASSIGNMENTS
  • RESOURCES
  • REFERENCE TO JAVASCRIPT OBJECTS AND FUNCTIONS
  • CHAPTER 15'S ITALIAN TRANSLATOR AND CHAPTER 17'S TO DO LIST APPLICATION
Средняя: 3.8 (1 vote)

Полное содержание
  • Introduction
    • How This Book Is Organized
    • Companion Website
  • Welcome To Javascript
    • Is JavaScript for You?
    • Is This Book for You?
    • The Goals of This Book
    • What Can JavaScript Do?
    • What Are the Alternatives to JavaScript?
      • CGI Scripting
      • VBScript
      • Java
      • Flash
    • JavaScript's Limitations
      • JavaScript Can't Talk to Servers
      • JavaScript Can't Create Graphics
      • JavaScript Works Differently in Different Browsers
    • Getting Started
    • Where JavaScript Goes on Your Web Pages
    • Dealing with Older Browsers
    • Your First JavaScript
    • Summary
    • Assignment
  • USING VARIABLES AND BUILT-IN FUNCTIONS TO UPDATE YOUR WEB PAGES AUTOMATICALLY
    • Variables Store Information
      • Syntax of Variables
      • Naming Variables
      • Arithmetic with Variables
    • Write Here Right Now: Displaying Results
      • Line-by-Line Analysis of Figure 2-4
    • Strings
      • Line-by-Line Analysis of Figure 2-6
    • More About Functions
      • alert()
      • Line-by-Line Analysis of Figure 2-9
      • prompt()
    • Parameters
    • Writing the Date to Your Web Page
      • Built-in Date Functions
      • Date and Time Methods
      • Code for Writing the Date and Time
      • Line-by-Line Analysis of Figure 2-12
    • How the European Space Agency Writes the Date to Its Page
    • Summary
    • Assignment
  • GIVING THE BROWSERS WHAT THEY WANT
    • A Real-World Example of Browser Detection
    • Browser Detection Methods
      • Quick-but-Rough Browser Detection
      • More Accurate Browser Detection
    • Redirecting Visitors to Other Pages
    • if-then Statements
      • Boolean Expressions
      • Nesting
      • if-then-else Statements
      • if-then-else-if Statements
      • When and Where to Place Curly Brackets
    • OR and AND
      • OR
      • AND
    • Putting It All Together
    • A Few More Details About Boolean Expressions
    • How Netscape Provides Browser-Specific Content
    • Summary
    • Assignment
  • WORKING WITH ROLLOVERS
    • A Real-World Example of Rollovers
    • Triggering Events
      • Event Types
      • Quotes in JavaScript
      • Clicking the Link to Nowhere
      • More Interesting Actions
    • Swapping Images
    • Working with Multiple Images
    • What's with All the Dots?
      • The document Object
      • Object Properties
      • Finally, Rollovers!
      • Image Preloading
    • How the Tin House Rollovers Work
    • Summary
    • Assignment
  • OPENING AND MANIPULATING WINDOWS
    • Real-World Examples of Opening Windows to Further Information
    • Working with Windows as Objects
    • Opening Windows
      • Manipulating the Appearance of New Windows
      • Some Browsers and Computers Open Windows Differently
    • Closing Windows
    • Using the Right Name: How Windows See Themselves and Each Other
    • Moving Windows to the Front or Back of the Screen
    • Window Properties
      • The status Property
      • The opener Property
    • More Window Methods
      • Resizing Windows
      • Moving Windows
    • Summary
    • Assignment
  • WRITING YOUR OWN JAVASCRIPT FUNCTIONS
    • Functions as Shortcuts
      • Basic Structure of JavaScript Functions
      • Naming Your Functions
      • Parentheses and Curly Brackets
      • An Example of a Simple Function
    • Writing Flexible Functions
      • Using Parameters
      • Line-by-Line Analysis of Figure 6-4
      • Using More Than One Parameter
    • Getting Information from Functions
      • Line-by-Line Analysis of Figure 6-9
    • Dealing with Y2K
      • Line-by-Line Analysis of Figure 6-12
    • Defining Variables Properly
    • Summary
    • Assignment
  • PROVIDING AND RECEIVING INFORMATION WITH FORMS
    • Real-World Examples of Forms
    • Form Basics
      • Text Fields
      • Buttons, Checkboxes, and Radio Buttons
      • Select Elements
      • Textareas
      • Final Form Comments
    • Forms and JavaScript
      • Naming Form Elements
      • Naming Radio Buttons
      • Naming Options
    • Reading and Setting Form Elements
      • Reading Information from Text Fields
      • Setting the Value of a Text Field
      • Textareas
      • Checkboxes
      • Radio Buttons
      • Pull-Down Menus and Scrollable Lists
    • Handling Events Using Form Elements
    • Make this a Shortcut
    • Using Pull-Down Menus as Navigational Tools
    • One Last Forms Shortcut
    • How the Doctors Without Borders Pull-Down Navigation Tool Works
    • Summary
    • Assignment
  • KEEPING TRACK OF INFORMATION WITH ARRAYS AND LOOPS
    • Real-World Examples of Arrays
    • JavaScript's Built-In Arrays
    • Figuring Out How Many Items an Array Contains
    • Going Through Arrays
    • while Loops
      • while Loops and Arrays
      • Going Off the Deep End
      • Using array.length in Your Loop
      • An Incremental Shortcut
      • Beware of Infinite Loops
    • for Loops
    • How AntWeb Checks Off All the Checkboxes
      • Line-by-Line Analysis of Figure 8-11
    • Creating Your Own Arrays
      • Line-by-Line Analysis of Figure 8-12
    • How the Book of JavaScript Tip Box Works
      • Checking for Blank Statements
      • Checking the Last Element in the Array
      • Testing The Limits Of Arrays
      • The startScroll() Function
      • A streamlined Version
    • Loops Can Nest
    • Creating Arrays As You Go Along
    • Associative Arrays
      • Line-by-Line Analysis of Figure 8-18
    • Summary
    • Assignment
  • TIMING EVENTS
    • Real-World Examples of Timing Events
    • Setting an Alarm with setTimeout()
    • Canceling an Alarm with clearTimeout()
      • Line-by-Line Analysis of Figure 9-3
    • Repeating Timed Actions
      • Line-by-Line Analysis of Figure 9-5
      • Using parseInt() with Form Elements
      • Clearing Out a Time-Out Before You Set a New One
      • Declaring Variables That Hold Time-Outs Outside Functions
    • Building a Clock with Timing Loops
      • Line-by-Line Analysis of Figure 9-7
    • How the Book of JavaScript Website's Timer Works
    • How Space.com's Countdown Script Works
      • Calculating Times
      • Global Variables and Constants
    • A Timed Slide Show
      • Line-by-Line Analysis of Figure 9-11
    • A Safer Version of rotateImage()
      • Why Declaring a Variable Outside a Function Is Unsafe
      • Why You Can't Put var Inside a Timing Loop
      • The Solution
      • The Hitch
      • The Solution to the Hitch
      • Why image_array Is Declared Outside the rotateImage() Function
    • Summary
    • Assignment
  • USING FRAMES AND IMAGE MAPS
    • A Real-World Example of Frames and Image Maps
    • Frames
      • Frame Basics
      • Frames and JavaScript
      • Frames and Image Swaps
      • Changing the Contents of Two Frames at Once
      • Frames Inside Frames
      • JavaScript and Frames Inside Frames
      • Frame Busting
      • Using Frames to Store Information
      • Line-by-Line Analysis of Figure 10-15
    • Image Maps
      • Image Map Basics
      • Image Maps and JavaScript
    • How Salon's Bug-Eating Script Works
      • Salon's Nested Frames
      • Salon's Image Map
      • The changeMe() Function
    • Summary
    • Assignment
  • VALIDATING FORMS, MASSAGING STRINGS, AND WORKING WITH SERVER-SIDE PROGRAMS
    • A Real-World Example of Form Validation
    • Making Sure a Visitor Has Filled Out a Form Element
      • Line-by-Line Analysis of Figure 11-2
    • String Handling
      • Breaking Strings Apart
      • Matching String Patterns with Regular Expressions
    • How Dictionary.com's Form Validators Work
      • Line-by-Line Analysis of Figure 11-11
    • Summary
    • Assignment
  • SAVING VISITOR INFORMATION WITH COOKIES
    • A Real-World Example of Cookies
    • What Are Cookies?
    • What Cookies Can and Can't Do
    • Working with Cookies
      • Setting Cookies
      • Reading Cookies
      • Resetting Cookies
      • Setting More Than One Piece of Information
      • Setting the Duration of a Cookie
      • Who Can Read the Cookie?
      • The Whole Cookie
      • Setting Multiple Cookies
    • Cookie Libraries
    • A Cookie-Based Shopping Cart
      • Adding an Item to the Cart
      • The Checkout Page
      • The readTheCookie() Function
      • The checkOut() Function
    • Summary
    • Assignment
  • DYNAMIC HTML
    • Real-World Examples of DHTML
    • CSS Basics
      • The <div> Tag
      • Positioning a div with CSS
      • Hiding a div
      • Layering divs
    • JavaScript and DHTML
    • Making divs Move
    • Using setTimeout() and clearTimeout() to Animate a Page
      • Line-by-Line Analysis of Figure 13-10
    • Changing the Contents of a div
    • spans and getElementsByTagName()
    • Advanced DOM Techniques
      • W3C DOM Overview
      • Creating and Adding Elements Using the W3C DOM
      • Adding Text to an Element
      • Adding Elements in the Middle of a Page and Removing Elements
      • Additional DOM Details
      • Manipulating a Page Using the DOM
    • Fancy Event Handling
      • The event Object
      • Adding Event Handlers Using JavaScript
    • Drop-Down Menus
      • Line-by-Line Analysis of Figure 13-23
      • The Borders
    • Summary
    • Assignment
  • AJAX BASICS
    • A Real-World Example of Ajax
    • Introduction to Ajax
      • Asynchronicity-The A in Ajax
      • XML-The X in Ajax
      • JavaScript-The J in Ajax
    • Creating and Sending Requests
      • Creating a Request Object
      • Telling the Object Where to Send the Request
      • What to Do When the Request Is Answered
      • Writing JavaScript That Is Called After the Request Has Been Answered
      • Sending the Request
      • Putting Everything Together
      • Getting the Results
    • Demonstrating Asynchronicity
      • Line-by-Line Analysis of Figure 14-6
    • Ajax and Usability
      • The Back Button
      • URLs and Bookmarking
      • Poor Design
    • To Ajax, or Not to Ajax
      • Bad: Just Because You Can
      • Bad: It's the Hot New Thing
      • Bad: Replacing Something That Works with Something New and Confusing
      • Good: In-Context Data Manipulation
      • Good: Interactive Widgets
      • Good: Saving State
    • Summary
    • Assignment
  • XML IN JAVASCRIPT AND AJAX
    • A Real-World Example of Ajax and XML
    • Google Suggest
    • XML-the Extensible Markup Language
    • The Rules of XML
      • The XML Header
      • XML Elements
      • XML Attributes
      • Illegal XML Characters
      • XML Documents Have a Single Root Element
      • Final Comments About the XML Format
    • Processing XML
      • Line-by-Line Analysis of Figure 15-6
      • Internet Explorer, responseXML, and Client-Side Ajax
      • Problems with White Space in XML
    • Creating a Suggest Application for Translation
      • Finding the Translations
      • Displaying the Results
    • Summary
    • Assignment
  • SERVER-SIDE AJAX
    • Real-World Examples of Server-Side Ajax
    • The Power of Webservers
    • A Server-Side Programming Language
    • PHP Basics
    • Sending Simple Input to PHP with a GET Request
      • Passing Input in a URL
      • Using PHP to Read the Inputs of a GET Request
    • Creating a Google Suggest Application with an Ajax GET Request
      • Contacting Third-Party Webservers with Ajax and PHP
      • The JavaScript for the Homemade Google Suggest Application
      • Using PHP to Contact Other Webservers
    • Ajax and the POST Method
      • An Ajax-Friendly Form
      • POSTing with Ajax
      • Sending XML Information from the Browser to a Webserver
    • HEAD Requests: Getting Information About a Server-Side File
      • Adding Headers to Your Responses
      • Headers and XML
    • The Caching Problem
    • File Handling in PHP
      • Creating and Adding Contents to a Text File with PHP
      • Reading Files in PHP
    • When Communication Breaks Down
      • Automatically Updating a Web Page When a Server-Side File Changes
      • readFileDoFunction()
      • callReadFile()
      • callUpdateIfChanged()
      • stopTimer()
      • Recap and Breathe
      • The Server-Side PHP Code
    • Summary
    • Assignment
  • PUTTING IT ALL TOGETHER IN A SHARED TO DO LIST
    • Features of the To Do List Application
    • To Do List Data Files
      • userInfo.xml
      • To Do List File
    • To Do List Server Side
    • The To Do List Client Side, Part 1: The HTML
    • The To Do List Client Side, Part 2: The JavaScript
      • The Function Road Map
      • Logging In and Out
      • Functions Related to Logging In
      • Helper Functions
      • Displaying Available Lists
      • Displaying a Specific List
      • Processing Changes to a List
      • Limitations on Manipulating XML Documents
      • Adding a New Item
    • A Few Closing Notes
      • Client-Side or Server-Side Code?
      • Security Issues
    • Summary
  • DEBUGGING JAVASCRIPT AND AJAX
    • Good Coding Practices
      • Starting with Comments
      • Filling In the Code
    • Avoiding Common Mistakes
      • Use a Consistent Naming Convention
      • Avoid Reserved Words
      • Remember to Use Two Equal Signs in Logical Tests
      • Use Quotation Marks Correctly
    • Finding Bugs
      • Printing Variables with alert() Statements
      • Debugging Beyond Alerts
      • Using Your Browser's Bug Detector
      • Using JavaScript Debuggers
      • Debugging Ajax in Firefox 1.5 and 2.0
      • Other Debugging Resources
    • Fixing Bugs
      • Back Up Your Program
      • Fix One Bug at a Time
      • Avoid Voodoo Coding
      • Look for Similar Bugs
      • Clear Your Head
      • Ask for Help
    • Summary
  • ANSWERS TO ASSIGNMENTS
  • RESOURCES
    • Tutorials
      • HTML Tutorials
      • Cascading Style Sheets Tutorials
      • Advanced Topics in JavaScript
      • Ajax Tutorials
    • Example JavaScript and Ajax Code
    • Good Ajax Websites
    • Ajax Frameworks
      • JavaScript
      • PHP
      • Java
      • .NET
      • Ruby
      • C
  • REFERENCE TO JAVASCRIPT OBJECTS AND FUNCTIONS
    • alert()
    • Anchor
    • Applet
    • Area
    • Array
    • Button (Including Submit and Reset Buttons)
    • Checkbox
    • clearInterval()
    • clearTimeout()
    • confirm()
    • Date
    • Document
    • elements[]
    • escape()
    • eval()
    • Event
    • FileUpload
    • Form
    • Hidden
    • History
    • HTMLElement
    • Image
    • isNaN()
    • Link
    • Location
    • Math
    • Navigator
    • Number
    • Option
    • parseInt()
    • parseFloat()
    • Password
    • prompt()
    • Radio
    • Reset
    • Screen
    • Select
    • setInterval()
    • setTimeout()
    • String
    • Style
    • Submit
    • Text
    • Textarea
    • this
    • unescape()
    • var
    • window
    • XMLHttpRequest and ActiveXObject("Microsoft.XMLHTTP")
  • CHAPTER 15'S ITALIAN TRANSLATOR AND CHAPTER 17'S TO DO LIST APPLICATION

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