Chapter 9. PHP and Web Services

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Web services are one of the most talked-about technologies of the day. They are set to change how data is exchanged on the Internet as the Internet itself evolves to deliver content not only to web browsers on PCs but also to PDAs and other devices. Further still, the evolution of "Internet-ready" software and hardware will see web services being used in applications such as MP3 players, personal stereos, and game consoles. PHP is a great language for developing web services, and this chapter shows you just what a web service is and how it is made up. Then we will look at how you can use PHP to develop web services.

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