Another solution recommends using a text match pattern.
This works, but as long as you've got mail.jar in your classpath anyway, you might as well use this technique instead. (Plus, I think it works with older JDK 1.2+, whereas pattern.compile is 1.4+)

Note that it also accepts a comma-separated list of emails, just like a To: or CC: address line would.

A simple snippet for using single pass DES encryption. Uses the .NET framework functions. Enjoy!

Validate Email Address Against MX

Fixed the regular expression to check for more strict requirements.

Fixed missing $ sign.

So... this is a simple and great way for validate email address using regular expressions. happy programming!

Validate Email Address

PHP function to validate an email address.

Below is a function written in ColdFusion MX that will return an array containing all matches found when running a regex against a particular string. Each array item is a structure with the match, the starting character position, the ending character position, and an array of any
sub-pattern captures.

Scriptname: WhatsUpCF.cfm
Author: Ernest Breau Jr.
StartDate: 08/02/2006
EndDate: 08/02/2006
Description: This script returns the status of a web page
Dependancies: CFHTTP

Usage:
cf_WhatsUpCF
url="http://#qry_detail.DomainName#"
timeout="1"
SendMail="yes"
MailTo=""
MailFrom=""
MailServer="localhost"
var="WhatsUpCF"