Explain how business websites can benefit from the different
objects PHP offer that deal with XML. Using appropriate research
and readings, explain how you, as a developer, can use the objects
or components, to improve a business website.
In many situations, websites store user data in XML format.
Write a function or procedure that reads user input (say name,
e-mail address, and comment) from the screen or form and stores
them in a file in XML format. Define the XML...