ga4-items-array-reference

GA4 items arrays require item_id, item_name, price, and quantity as core fields, with optional enhancements like variant, category hierarchies, and list placement to capture rich product data. The schema ensures consistent analytics tracking across purchase, view, and conversion events.

Include required fields (item_id, item_name, price, quantity) plus optional fields for variant, multiple category levels, and list information. This enables detailed funnel analysis and product-level reporting in GA4.

Yes, the items array structure works across GTM container integrations and gtag.js implementations in JavaScript and React environments. Both support GA4 parameter schemas and recommended event sequencing.

Item-level data in the array enables product-centric reports, conversion funnels, and category-based segmentation. Proper schema conformance ensures GA4 can aggregate and analyze product performance consistently across events.

Basic fields (item_id, item_name, price, quantity, category) cover standard tracking. Advanced fields add variant details, multiple category hierarchies, and list information for richer product attribution and reporting depth.