javascript 只从Google Maps API反向地理编码器获取城市和州

Posted 2021-05-03

if (window.navigator.geolocation) {
	navigator.geolocation.getCurrentPosition(function (position) {
		var lat 	 = position.coords.latitude,
			lng 	 = position.coords.longitude,
			latlng 	 = new google.maps.LatLng(lat, lng),
			geocoder = new google.maps.Geocoder();
		geocoder.geocode({'latLng': latlng}, function(results, status) {
			if (status == google.maps.GeocoderStatus.OK) {
				if (results[1]) {
					for (var i = 0; i < results.length; i++) {
						if (results[i].types[0] === "locality") {
							var city = results[i].address_components[0].short_name;
							var state = results[i].address_components[2].short_name;
							$("input[name='location']").val(city + ", " + state);
						}
					}
				}
				else {console.log("No reverse geocode results.")}
			}
			else {console.log("Geocoder failed: " + status)}
		});
	},
	function() {console.log("Geolocation not available.")});
}