Big Sky :: Google Maps APIにIPから現在位置を取得するAPIが追加された。APIs for Finding Location Google launched two APIs for finding the location of a user from a web application. The most simple way, which is also the least precise, is to derive some information about location from the IP. Google AJAX API has an object named google.loader.ClientLocation that includes "metro-level granularity properties": country, region, city, low resolution latitude and longitude.
