The country-state field is based on the address module services. This module allows you to select multiple states based on the country.

A "country-state field" typically refers to a form field or dropdown menu that allows a user to select a country and a state or province within that country. The field may be used to gather address information or as part of a geographic targeting feature.

In a database or programming context, a "country-state field" might be implemented as a pair of related fields, such as a "country" field and a "state" field. The "country" field might be a text field or a dropdown menu containing a list of countries, and the "state" field might be a text field or a dropdown menu containing a list of states or provinces within the selected country. The state field might be hidden or disabled until a country is selected, or it might be dynamically populated with the states or provinces for the country chosen using an API or other data source.

Short name
country_state