ACTIONSCRIPT 2.0 COOKBOOK PDF

open world. Jump to navigation Jump to search. Welcome to Introduction to ActionScript , a book on ActionScript that anyone, including you, can edit!. These functions will be discussed in this chapter as well as the second section of this book. Other built-in functions do not belong to a built-in class. They can be. The definition of private has changed since ActionScript , where it allowed access by subclasses. If you do not specify an access modifier explicitly, the.

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In the first frame of the main timeline: Copyright Rich Shupe and Zevan Rosser, Instead, actionsrcipt can be generated like this: As you can see, this is not always necessary.

Introduction to ActionScript 2.0

For now, let’s sticking to calling constructor functions. Some of these functions are methods of built-in classes like MovieClip and Math. Our beloved trace is one of these functions.

Let’s try actiobscript our apple example again with this. Unlike any other book on ActionScript 3. In the first trace, someBoolean was undefined.

Rich would like to thank: Because later chapters build on topics discussed early on, you may not always be able to jump right to a specific topic without first reviewing earlier chapters.

Acitonscript a new MovieClip in the library.

ActionScript CookBook | Adobe Community

We talked with a lot of cookbkok, user groups, and instructors and began to sketch out a book that would put what we learned into practice.

You should buy this book knowing that many of the source files are in FLA format and, even if you typed in the scripts yourself, some rely on assets found in the libraries of these FLA files.

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We are both developers who use ActionScript extensively in our everyday work, but we are also teachers. More advanced aspects of ActionScript, such as interfaces and BitmapData, are not covered.

That saves us from having to type in this. In this example, the apple is contained in the main timeline, so the main timeline is the apple’s ‘parent’. All objects have properties and methods, remember? Another thing to remember is that anything you drag on the stage and any variables you declare on the main timeline are properties of the main timeline. What are you waiting for?

Therefore, the main timeline has various built-in properties and methods we have to learn. Collectively, we have taught thousands of students at multiple universities, training facilities, and conferences, and yet we share one significant common experience.

Preface – Learning ActionScript , 2nd Edition [Book]

We will learn some of them in this chapter, and save the rest for the next section. For example, var someString: One should be more careful when using the! We have a web page for this book, where we list errata, examples, and any additional information. Policies and guidelines Contact us. Null and undefined are considered equivalent values with the normal equality operator i.

Retrieved from ” https: This chapter is about this important twosome. Look at this example:. AS2 are obviously the only choice for these people.

Introduction to ActionScript 2.0/Properties and Methods

Remember the Object class? Similarly, if you acyionscript a relatively experienced ActionScript 2. To learn more, get a more advanced book or check out the official ActionScript documentation. In computer science if a value is null or undefined, there isn’t anything in it.

The following are some MovieClip properties that will be used throughout the rest of the section. Properties and methods are the two components that constitute a class. Plain text Indicates menu titles, menu options, menu buttons, and keyboard modifiers such as Alt and Command. When Flash CS3 Professional was released, the need for a guiding resource increased, cokkbook we knew it was time to write the book you hold in your hands.

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A property is a variable that belongs to a certain class. In this example, someNumber is at first undefinedthen set to null.

Let’s say we have a second frame on our apple MovieClip with a half-eaten apple. Although we try to remain ActionScript-editor neutral whenever possible, the examples in this book were created in Flash Professional. If you want to learn animation, find a book that teaches you to animate with Flash.

Simply put the appropriate variable name or address and a dot before the usual function call. It’s 7 on the crunchiness scale and 5 on the juiciness scale. The function1 atcionscript, function2etc.

Note A note gives additional information, such as resources or a more detailed explanation. If you are not a Flash Professional user, you may need to recreate these scripts and assets as best you can.

Get unlimited access to videos, live online training, learning paths, books, tutorials, and more. Although it worked perfectly for the primitive data types, it is more complicated for the composite data types which you can’t type in directly. This book was designed actionscrlpt be read linearly. Remember the syntax for initialisation that we learnt in the first chapter?