December 2001
Intermediate to advanced
480 pages
9h 22m
English
Content preview from JavaScript Design
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Firing Functions with Event Handlers
Chapter 10, “Event Handlers,” examines event handlers in detail. Here, however, you need to know how event handlers launch a JavaScript function. Chapter 10 explores the nuances of event handlers and the several different ones that are available in HTML and JavaScript.
Event Categories
Events can be divided into three main general categories:
Keyboard and mouse events
Load events
Form-related events
Errors and window resizing can also be handled as events. Trapping errors can be used both in debugging and to keep a script from crashing. However, in this chapter, all the focus is on the main categories and how an event from any one works to fire a JavaScript function.
Mouse and Keyboard Events
Setting up functions ...
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