mailing_tags

array mailing_tags ( number|array $shipmentId, number $shipmentIdMax )

Returns link tags and the total number of clicks on all links sharing each tag. You can retrieve data for a single mailing ($shipmentId as a mailing ID), a list of mailings ($shipmentId as an array), or mailings from $shipmentId to $shipmentIdMax.

Example:

print_r(mailing_tags(7));

Result:

Array
 (
     [ticket] => 1
 )