name : validateQuotedString.php <?php require_once '../Mail/RFC822.php'; $address_string = '"Joe Doe \(from Somewhere\)" <doe@example.com>, postmaster@example.com, root'; // $address_string = "Joe Doe from Somewhere <doe@example.com>, postmaster@example.com, root"; echo $address_string . "\n"; $address_array = Mail_RFC822::parseAddressList($address_string, "example.com"); if (!is_array($address_array) || count($address_array) < 1) { die("something is wrong\n"); } foreach ($address_array as $val) { echo "mailbox : " . $val->mailbox . "\n"; echo "host : " . $val->host . "\n"; echo "personal: " . $val->personal . "\n"; } print_r($address_array);