Programming
Article

PHPMaster: Defining and Using Functions in PHP

By Iain Tench

Let’s start by defining the word “function.” A function is a self-contained piece of code which carries out a particular task (or function!). A key benefit of using functions is that they are reusable; if you have a task that needs to be performed a number of times, a function is an ideal solution. They can be either defined by you or by PHP (PHP has a rich collection of built-in functions). This article will focus on programmer-defined functions but will touch briefly on PHP’s functions to complete the picture

Read the original post:
PHPMaster: Defining and Using Functions in PHP

More:
Meet the author
Iain Tench has worked in the IT industry for 30 years as a programmer, project manager (Prince2 Practitioner), consultant, and teacher. As a project manager, he specialized in integration projects mainly involving payment systems in the financial sector. He now teaches and has acquired a Masters degree in Internet Systems Development as well as a teaching qualification. Iain's specialized areas of teaching is web technologies, mainly programming in a variety of languages, HTML, CSS and database integration. He's also written a book about Dreamweaver CS3 for Hodder Education.

No Reader comments

Recommended

Learn Coding Online
Learn Web Development

Start learning web development and design for free with SitePoint Premium!

Get the latest in Front-end, once a week, for free.