note 112812 deleted from function.preg-match by peehaa

Note Submitter: Jeff Weiss ---- Example of validating an email address and breaking it into 3 parts ( local, domain name, domain suffix ) A case insensitive email is valid if: 1) local matches letters a..z or characters . - _ + 2) domain name matches letters a..z or characters - _ 3) domain suffix matches letters a..z and is between 2 and 4 characters in length <?php preg_match('/(^[a-zA-Z_.+-]+)@([a-zA-Z_-]+).([a-zA-Z]{2,4}$)/i', "jeff@nowhere.com", $matches); var_export($matches); ?> outputs: Array ( [0] => jeff@nowhere.com [1] => jeff [2] => nowhere [3] => com )