flowtwo

//  Define constants
$cd_url        = 'https://analytics-eu.clickdimensions.com/forms/h/foobar'; // copy from ClickDimensions
$cd_accountkey = 'foo'; // copy from ClickDimensions
$cd_domain     = 'bar'; // copy from ClickDimensions

//  Build fields (array) to ClickDimensions, matching keys and values
$fields = array(
    'FirstName' => 'John', // retrieve from posted form
    'LastName' => 'Doe', // retrieve from posted form
    'Email' => 'john@doe.com', // retrieve from posted form