Event and visitor functions are invoked after the event or visitor is processed.
This article provides information on event and visitor functions.
This article provides information on event and visitor functions that use the V2 runtime.
This article provides information on event and visitor functions that use the V3 runtime.
New event and visitor functions use the V3 runtime. Existing functions that use the V2 runtime need to be migrated to the V3 runtime. This article provides information on the migration process.
This article provides example code for V2 event and visitor functions.
This article provides example code for V3 event and visitor functions.
This article provides information on adding authentication to an event or visitor function.
This article provides information on adding OAuth 2.0 authentication to an event or visitor function.
This article describes how to use a visitor function to generate a UID2.0 token for a user and save it in the visitor profile.