The Ctype extension functions verify whether all of the characters in a given string are of the correct type. This article take a look at the syntax used by the functions, what specific checks exist, and how they’re used to perform validation on strings.

Learn how counting systems are structured, how to convert between various number system, and how to use binary operators in PHP. After reading it, you’ll be able to incorporate functionality that relies on these seemingly tricky concepts in your scripts with ease!

An increasing number of web services return data in JSON format, but a large number still return XML, so you need to master parsing XML if you really want to consume the full breadth of APIs available. Using PHP’s SimpleXML extension that was introduced back in PHP 5.0, working with XML is very easy to do.

Creating an online shop is as easy as A, B, C with the availability of open-source e-commerce platforms like OpenCart. We continue our look at setting up an OpenCart store, and finish the two-part series with a quick run down on the sections of interest when adding products to your store.

Creating an online shop is as easy as A, B, C with the availability of open-source e-commerce platforms like OpenCart. In less than five minutes, you can create your very own online store front and offer physical and digital products for sale. In this part of the two-part series you’ll learn how to install OpenCart.

With the use of hyperlinks, extensive footnotes have been generally rendered unnecessary for bloggers. Why go through the trouble of formatting footnotes for a post when a few links can get the job? Nevertheless, if you want to present better references, especially if you’re involved in the academic or research fields, footnotes can prove to be an excellent way to make your work more presentable. Here are some of the leading plugins for WordPress which make referencing sources as footnotes a breeze.

An Easter egg is a hidden message or feature, completely unrelated to normal functionality, that developers put inside their software, website, or game. Such surprises are a fun way to sign your software and to prove paternity. This article guides you in creating your first Easter egg with PHP.

This beginner article discusses several different ways to achieve the same goal: retrieve and filter a list of files and directories. Some approaches use basic PHP functions for the absolute beginner, and other approaches use the more robust SPL Iterators for the more moderate beginners.

Cookies are little tid-bits of information stored by the browser on a user’s computer. The information stored in the cookie is used to uniquely identify a user and this information is sent to server with each request so server can make use of it. In this article you’ll learn how to set, retrieve, and delete cookies to help add state to your PHP application.

Setting up a development server using WampServer can save a lot of time and frustration and provide you with the means to safely develop your next killer application on your local machine. This article explains how to install the popular Windows-based web development platform to a relative newcomer to the PHP language.