PHP programming > Basics

Operators in PHP, and any other prgramming language for that matter, enable us to perfrom tasks on variables and values such as assign, multiply, add, subtract and concatenate them. Operators take the form of symbols (such as + and -) and combinations of symbols (such as ++ and +=).

There might be many cases where different output would want to be displayed differently depending on where someone is accessing a web page from. A HTTP referer “identifies, from the point of view of an internet webpage or resource, the address of the webpage, of the resource which links to it”.

SMS (also known as text-messaging) has grown into a very popular method of communication. It has been around in Europe and Asia since the early nineties and its use is steadily increasing in the US as well.

This tutorial will show You how to generate google sitemaps based on Your site MySQL structure. I hope this tutorial will save up some time. First we have to make our map skeleton with some needed stuff (for example database connection)

This tutorial focuses on a thumbnail generation script I wrote for the Accidental President site. Rather than generating a smaller representation of the image, it cuts out a section of the photograph to create an obscure snapshot of the photo itself. The thumbnail's size is variable also, so the script be used across different sites to create different sized thumbnails where needed.

Learn how to create a simple scraper / spider to grab content from yellowpages.com

PHP5 Error message that is caused by attempting to assign a value to an array element of a variable that is declared as a string.

Constants just as variables are used to store information. The main difference between constants and variables is that constant value can not be changed in the process of running program.

In this tutorial, we will explore how to use the latest update of Zend Studio for debugging PHP scripts. But first, we will get an overview of the product, its various editions, the system requirements for running it, and other installation considerations.

The require function is used to include a file into your PHP code. However there is one huge difference between the two functions, though it might not seem that big of a deal.

In this article, we’ll build a simple, template-driven site that separates style, content, and structure in your website. We’ll create a cross-browser stylesheet switcher that remembers the user’s preferences, touching on php variables, cookies, if statements, and including pages with require_once.

This tutorial shows the popular "Remember Me" feature seen on a lot of websites that basically keeps users logged into the website, even after they've closed the browser so that the next time they come, they won't have to login again manually.

Learn how to install Apache, PHP and MySQL on a Linux Server.

Want to direct all of your Error 404 Not Found errors to your website index instead of displaying that plain and unlpleasant looking Error page? Read this tutorial and we'll show you exactly how!

This tutorial will teach you how to build a news script for your website, giving you a break from uploading files every time there's news.