Jorge Colon Jorge is a seasoned, Zend-certified PHP expert with over 7 years of experience as a software consultant. 1 Introduction You load a website and you see something. You click on a button — maybe "next page" to change the result set — and it loads new data, but the page didn't refresh. This happened thanks to AJAX. Let's look at a real-life example. Go to google.com and search for "dogs" —
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