19.3. Structuring Data

In this section and throughout this chapter, we create our own XML markup. XML allows you to describe data precisely in a well-structured format.

XML Markup for an Article

In Fig. 19.2, we present an XML document that marks up a simple article using XML. The line numbers shown are for reference only and are not part of the XML document.

Figure 19.2. XML used to mark up an article.
						1
						<?xml version = "1.0" ?>
						2
						<!-- Fig. 19.2: article.xml -->
						3
						<!-- Article structured with XML -->
						4
						5
						<article>
						6
						<title>Simple XML</title>
						7
						8
						<date>May 5, 2005</date>
						9
						10
						<author>
						
						11
						
							<firstName> John</firstName>
						12
						
							<lastName> Doe</lastName>
						
						13
						</author>
						
						14
						15
						<summary> XML is pretty easy.</summary>
						16
						17
						<content>
						18 In this chapter, ...

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