10/18/2013 - 5:51 PM


$apiKey = 'your-api-key';
$listId = 'your-list-id';
$email_type = 'html';
$email = $_POST['email'];
//replace us2 with your actual datacenter
$submit_url = "http://us2.api.mailchimp.com/1.3/?method=listSubscribe";
$data = array(
    'id' => $listId,
    'double_optin' => $double_optin,
    'send_welcome' => $send_welcome,
    'email_type' => $email_type
$payload = json_encode($data);
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $submit_url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, urlencode($payload));
$result = curl_exec($ch);
curl_close ($ch);
$data = json_decode($result);
if ($data->error){
    echo $data->error;
} else {
    echo "Got it, you've been added to our email list.";
<!DOCTYPE html>
	<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
	<script src="jquery.ketchup.all.min.js" type="text/javascript"></script>
		<div id="email">
			<span>Enter your email to sign up</span>
			<form action="/subscribe.php" id="invite" method="POST">
				<input type="text" placeholder="your@email.com" name="email" id="address" data-validate="validate(required, email)"/>
				<button type="submit">&#187;</button>
			<span id="result"></span>
<script type="text/javascript">
$(document).ready(function() {
	$('#invite').ketchup().submit(function() {
		if ($(this).ketchup('isValid')) {
			var action = $(this).attr('action');
				url: action,
				type: 'POST',
				data: {
					email: $('#address').attr('value')
				success: function(data){
					$('#result').html(data).css('color', 'green');
				error: function() {
					$('#result').html('Sorry, an error occurred.').css('color', 'red');
		return false;