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Chapter 32. WAP and WML > Introduction to WML

32.3. Introduction to WML

At last we arrive at the nitty-gritty of wireless applications—WML. This section should give you a flavor of how WML works, but it falls far short of a complete education. For more information, refer to one of the complete resources listed at the end of this chapter. The complete set of WML elements and attributes is summarized in the following section.

32.3.1. Document Structure

Because of the unique viewing environment on handheld devices, the whole notion of the "page" and page-based design as they are thought of in HTML is abandoned. WML applications use a "card" metaphor instead. An application is made up of one or more decks (.wml documents), each containing some number of cards (WML elements defined within a document). A card contains a limited amount of information, equal to just a few screenfuls where a screen holds only three to six lines of text.


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