Some variables, such as $email, may be null or empty if you try to use the before the information is captured.
$email Visitor's email address. Ex: john.doe@comany.com
$ip_address Visitor's IP adress. Ex: 85.66.213.64
$firstname Visitor's first name. Ex: John
$lastname Visitor's last name. Ex: Doe
$phone Visitor's phone. Ex: +33 6 33 33 33 33
$infos Visitor's complementary address informations. Ex: 1st floor
$address_1 Visitor's first address field. Ex: 99, Mulholland Drive
$address_2 Visitor's first name. Ex: Sun Residency
$city Visitor's city Ex: New York
$gdpr Visitor's GDPR consent (boolean). Ex: 1
$terms Visitor's terms constent (boolean). Ex: 1
$user_agent Visitor's user agent. Ex: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0.3 Safari/605.1.15
$mark A/B mark for the current visit. Ex: B
$funnel_id Current visit's funnel ID. Ex: 996
$step_id Visit's current step. Ex: 669
$currency Funnel's currency (ISO 4217). Ex: EUR
$tracking Visit's tracking code. Ex: track_code_xyz