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We've all experienced it. You've made a registration form hoping to gather a collection of email addresses, and all you're getting are addresses like "aKijMH@clqLQf.com" or "PxElDI@IUXadt.com". Not only are they cluttering up your database, you're also going to be sending your emails to a bunch of nonexistent addresses. Here's how to avoid this by verifying and validating a user's email address using PHP.
A variable is a means of storing a value, such as a text string or a number. In PHP you do not have to declare your variable, as it's automatically declared when you set it. Since you do not need to declare the variable, you do not have to specify what kind of data it contains either.
If you have a web site or blog, it's important to spread the word, and what's better than a properly designed and updated RSS feed? Here's how to write a PHP script that fetches the last 10 items from your database and writes it to a RSS-file.