The first line after the starting HTML tag is just a bit of text with a page break. Your browser will first interpret the page as an HTML document. Then it processes the first line of text as HTML text. The browser sends the PHP to the server for processing, and the server returns the second line of text. It s that simple.
Bottom line Drawing content from databases makes loads of sense in terms of reusability.
I predict this method of serving content will become more common in learning sites soon. You may not need to run out and get a computer science degree, but if you re going to use technology for learning, you need to know a bit about what it can do. So understanding these technologies and what they do is essential to making intelligent decisions. You get the picture. Patti Shank is an instructional technology consultant and faculty member at the University of Colorado in Denver.