Simple function to check for valid email address format.

By : Matt

<?
function is_valid_email($email) {
if(ereg("([[:alnum:]\.\-]+)(\@[[:alnum:]\.\-]+\.+)", $email)) {
return 1;
} else {
return 0;
}
}
?>

DISCLAIMER: The content provided in this article is not warranted or guaranteed by Developer Shed, Inc. The content provided is intended for entertainment and/or educational purposes in order to introduce to the reader key ideas, concepts, and/or product reviews. As such it is incumbent upon the reader to employ real-world tactics for security and implementation of best practices. We are not liable for any negative consequences that may result from implementing any information covered in our articles or tutorials. If this is a hardware review, it is not recommended to open and/or modify your hardware.

More Email Code Articles
More By Codewalkers

 

developerWorks - FREE Tools!

NEW! Driving Business Success with Rational Process Library Join this webcast, to learn how the Rational Process Library can help with compliance issues, drive process improvement, and assist in service-oriented architecture (SOA) or Agile development. We will take a peek into the Rational Process Library with content around software and systems engineering (including RUP), operations and systems management, program and portfolio management, and asset and SOA governance. FREE! Go There Now!

NEW! Application Development Tools for the Mainframe Developer You probably have thousands of lines of COBOL code loaded with business intelligence and being used to run your business, along with an army of developers maintaining these applications. Learn how to prepare your applications and developers so you can keep that competitive edge and move to a service-oriented architecture with the IBM Rational Enterprise Modernization solutions. Replay is available for 9 months. FREE! Go There Now!

NEW! Did you say mainframe? e-kit Learn how you can extend modern application lifecycle management to IBM System z through the IBM Rational Software Delivery Platform (SDP). The Did you say mainframe? e-kit includes podcasts, webcasts, tutorials, white and red papers, demos, and articles designed to help ease the challenges of modernizing your enterprise. This complimentary kit for mainframe developers is a practical, how-to guide for making the most of an existing development environment, including the skills and infrastructure already in place at an established enterprise. FREE! Go There Now!

NEW! Download IBM WebSphere Portal V6.1 beta code Download the IBM WebSphere Portal V6.1 beta code and learn more about the rich features and enhancements in IBM WebSphere Portal V6.1. WebSphere Portal provides a composite application or business mashup framework and the advanced tooling needed to build flexible, SOA-based solutions, and scalability to meet the needs of any size organization. FREE! Go There Now!

NEW! Evaluate Rational Host Access Transformation Services (HATS) Toolkit V7.1 Visit IBM developerWorks to download a free trial of the Rational Host Access Transformation Services (HATS) Toolkit. The HATS toolkit provides a set of plug-ins for the IBM Rational Software Delivery Platform to help you easily extend your legacy applications. HATS makes your 3270 and 5250 applications available as HTML through the most popular Web browsers, while converting your host screens to a Web look and feel and it also enables you to develop new Web, portal, and rich-client applications. FREE! Go There Now!

NEW! Hello World: Learn how to install and use the Rational Asset Manager Eclipse client In this tutorial, you can learn how to install and configure the IBM Rational Asset Manager Eclipse client, explore the different views in the Asset Management perspective, learn various search techniques, work with existing assets, and submit a new asset. FREE! Go There Now!

NEW! IBM Enterprise Modernization Sandbox for System z IBM Enterprise Modernization solutions help organizations evolve core IT systems towards modern architectures and technologies—reducing the burden of maintenance and freeing up resources to develop new business requirements and capabilities. With the IBM Enterprise Modernization Sandbox for System z you can evaluate IBM Enterprise Modernization solutions focused on five key areas: Assets, Architectures, Skills, Processes and Infrastructures, and Investment. Each solution is based upon real customer experiences and offers a proven path to get you started with your modernization projects. FREE! Go There Now!

NEW! Webcast: Accelerating Software Innovation with System z Attend this launch webcast with Scott Hebner, Vice President of IBM Rational Marketing and Strategy, where he will overview Rational’s new offerings and programs to help customers accelerate software innovation on System z. He will discuss how these solutions help organizations extend their core business processes toward modern architectures such as SOA and web technologies to deliver business improvements that stand the test of time. FREE! Go There Now!

NEW! Webcast: Application security testing and Web compliance Join the IBM Watchfire team for an informative discussion on techniques and best practices to proactively manage Web application security and how to effectively build application security testing into the software development lifecycle (SDLC). In this Software Delivery Platform webcast you will learn: How to better understand potential web application security vulnerabilities, best practices and how to effectively integrate application security testing into the software development lifecycle, the importance of detecting and removing software vulnerabilities during application development. FREE! Go There Now!

NEW! Webcast: Eclipse: Empowering the universal platform The Eclipse community is constantly working to extend Eclipse's functionality. In this webcast, learn about some of the most important and feature-rich projects under development. From multi-language support to plug-in development, tune in to see what Eclipse is capable of now. FREE! Go There Now!

All FREE IBM® developerWorks Tools!