Introduction
You’ve built a web page in HTML. You’ve even styled it with Cascading Style Sheets (CSS) and written a little JavaScript to validate your custom-built web forms. But that wasn’t enough, so you learned a lot more JavaScript, threw in some jQuery, and constructed a whole lot of web pages. You’ve even moved your JavaScript into external files, shared your CSS across your entire site, and validated your HTML with the latest standards.
But now you want more.
Maybe you’ve become frustrated with your website’s inability to store user information in anything beyond cookies. Maybe you want a full-blown online store, complete with PayPal integration and details about what’s in stock. Or maybe you’ve simply caught the programming bug, and want to go beyond what HTML, CSS, and JavaScript can easily give you.
If any of these are the case—and you may find that all these are the case!—then learning PHP and MySQL is a great way to take a giant programming step forward. Even if you’ve never heard of PHP, you’ll find it’s the best way to go from building web pages to creating full-fledged web applications that store all sorts of information in databases. This book shows you how to do just that.
What Is PHP?
PHP is a programming language. It’s like JavaScript in that you spend most of your time dealing with values and making decisions about which path through your code should be followed at any given time. But it’s like HTML in that you deal with output—tags that your users view through the ...
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