public class test1 {
public static void main(String[] args) {
double distanse = getDistance(39.1577968902, 120.0384418497, 35.9629068464, 124.1627190748);
String disStr = distanse+"km";
System.out.println(disStr);
}
private static double rad(double d) {
return d * Math.PI / 180.0;
}
private static double EARTH_RADIUS = 6378.137;
//地球半径
public static double getDistance(double lat1, double lng1, double lat2,
double lng2) {
double radLat1 = rad(lat1);
double radLat2 = rad(lat2);
double a = radLat1 - radLat2;
double b = rad(lng1) - rad(lng2);
double s = 2 * Math.asin(Math.sqrt(Math.pow(Math.sin(a / 2), 2)
+ Math.cos(radLat1) * Math.cos(radLat2)
* Math.pow(Math.sin(b / 2), 2)));
s = s * EARTH_RADIUS;
s = Math.round(s * 10000d) / 10000d;
return s;
}
java 根据经纬度计算两个地点的实际距离
最新推荐文章于 2025-06-18 19:02:09 发布
