WAP 2.0 Development

A Word on Pragmas

One last area to explore in this chapter is pragmas. Pragmas might be a new concept to you, especially if you’re mostly familiar with JavaScript or other scripting languages where the concept of pragmas aren’t present.

Pragmas enable developers to control how code is compiled. They are typically used for two purposes: to call external files and to control the access of information. All pragmas start with the keyword use and are then followed by pragma-specific attributes.

WMLScript supports three types of pragmas:

• access

• meta

• url

Table 10.2 summarizes these constructs.

Table 10.2. Pragmas Available in WMLScript

Pragma	Description	Example
access	Enables a user to protect a file’s content. This pragma specifies which URLs can ...