向多个地址发送邮件的php类

<?php
/***
* 多地址发邮件的类
* 示例：
$m = new email ( "hello there", // subject
"how are you?", // message body
"paul", // sender's name
"foo@foobar.com", // sender's email
array("paul@foobar.com", "foo@bar.com"), // To: recipients
"paul@whereever.com" // Cc: recipient
);
print "mail sent, result was" . $m->send();
*/

if ( ! defined( 'MAIL_CLASS_DEFINED' ) ) {
define('MAIL_CLASS_DEFINED', 1 );

class email {
// the constructor!
function email ( $subject, $message, $senderName, $senderEmail, $toList, $ccList=0, $bccList=0, $replyTo=0) {
$this->sender = $senderName . " <$senderEmail>";
$this->replyTo = $replyTo;
$this->subject = $subject;
$this->message = $message;

// set the To: recipient(s)
if ( is_array($toList) ) {
$this->to = join( $toList, "," );
} else {
$this->to = $toList;
}

// set the Cc: recipient(s)
if ( is_array($ccList) && sizeof($ccList) ) {
$this->cc = join( $ccList, "," );
} elseif ( $ccList ) {
$this->cc = $ccList;
}

// set the Bcc: recipient(s)
if ( is_array($bccList) && sizeof($bccList) ) {
$this->bcc = join( $bccList, "," );
} elseif ( $bccList ) {
$this->bcc = $bccList;
}
}

// send the message; this is actually just a wrapper for
// PHP's mail() function; heck, it's PHP's mail function done right :-)
// you could override this method to:
// (a) use sendmail directly
// (b) do SMTP with sockets
function send () {
// create the headers needed by PHP's mail() function

// sender
$this->headers = "From: " . $this->sender . "n";

// reply-to address
if ( $this->replyTo ) {
$this->headers .= "Reply-To: " . $this->replyTo . "n";
}

// Cc: recipient(s)
if ( $this->cc ) {
$this->headers .= "Cc: " . $this->cc . "n";
}

// Bcc: recipient(s)
if ( $this->bcc ) {
$this->headers .= "Bcc: " . $this->bcc . "n";
}

return mail ( $this->to, $this->subject, $this->message, $this->headers );
}
}
}
?>