Source: Schema.org v30.1 vocabulary. Official mapType property definition.
What does mapType mean?
Indicates the kind of Map, from the MapCategoryType Enumeration.
Used on types (domainIncludes)
Expected value types (rangeIncludes)
Schema.org domainIncludes and rangeIncludes are descriptive guidance, not strict validation prohibitions. Check the official reference for updates.
Related reference
Browse all Schema.org types and properties · Google feature support status