Sams Teach Yourself XSLT in 21 Days

Day 14 Working with Multiple XML Sources

Yesterday you learned how to create stylesheets consisting of multiple files, either by including other stylesheets or importing them. This way, you can build stylesheets from reusable pieces or alter an existing stylesheet without having to rewrite the whole thing.

Today you will learn how to use multiple XML sources, so you don’t need to have all XML data in one file. Having one large XML file is often not very logical or practical, specifically when you don’t need all the data that is in a file. In that case, the processor is forced to process much more data than is actually needed, which will degrade performance.

In today’s lesson, you will learn how to do the following:

• Open a second XML file from ...