For example, if you were to go to any ecommerce Website and download a product listing, you’d probably get something like this: Product One is an exciting new widget that will simplify your life. Cost: .95 This is such a terrific widget that you will most certainly want to buy one for your home and another one for your office! Take a good look at this – admittedly simple – code sample from a computer’s perspective.A human can certainly read this document and make the necessary semantic leaps to understand it, but a computer couldn’t. Humans are much better at semantics than computers, because humans are really good at deriving meaning.For example, a human can probably deduce that the Okay, we’ve spent some time talking about XML and its potential, and examining some of the neater aspects of it.Now, it’s time to do what I like best, and get our hands dirty as we actually work on some documents.
This excerpt is taken from No Nonsense XML Web Development with PHP, Site Point’s new release, by Thomas Myer, which was designed to help you start using XML to build intelligent ‘Future-Proof’ PHP applications today.From there, you could make the leap to other wild cats, then to house cats and maybe even dogs (cats and dogs are both pets, after all).With very little effort, you’d be able to build a stunning semantic landscape, as it were.Here it is again, with a few more nodes added to it: Example 1.1.If you have Internet Explorer 5 or higher installed on your machine, you can view your newly-created XML file. Notice the little minus signs next to some of the XML nodes? The little plus sign next to the first product node indicates that the node has children.