Advanced PHP Tutorial 7: Instant Search with Results Highlighting

Return results instantly as the user types into the search box, and highlight where the search queries show up in the results matched. This advanced tutorial is a follow up to the simpler instant search tutorial. Be sure to refer to that video as needed. The only addition we’re making in this PHP lesson is a little bit of regular expression. If you’re not at least familiar with preg_match and preg_replace, I suggest you take at look at those function APIs first, so that the sample code shown here can make m