how to calculate distance between two points in javascript
function distance(x1, y1, x2, y2) {
return Math.hypot(x2-x1, y2-y1)
}how to calculate distance between two points in javascript
function distance(x1, y1, x2, y2) {
return Math.hypot(x2-x1, y2-y1)
}calculate distance between two coordinates
static double coordinateDistance(
double lat1, double lng1, double lat2, double lng2) {
const p = 0.017453292519943295;
const c = cos;
final a = 0.5 -
c((lat2 - lat1) * p) / 2 +
c(lat1 * p) * c(lat2 * p) * (1 - c((lng2 - lng1) * p)) / 2;
return 12742 * asin(sqrt(a));
}
// calculate distance from polyline-coordinates (list of locations)
static double calculateDistance(
{@required List<Location> polylineCoordinates}) {
double _totalDistance = 0.0;
for (int i = 0; i < polylineCoordinates.length - 1; i++) {
_totalDistance += coordinateDistance(
polylineCoordinates[i].lat,
polylineCoordinates[i].lng,
polylineCoordinates[i + 1].lat,
polylineCoordinates[i + 1].lng,
);
}
// distance in KM
return _totalDistance;
}Copyright © 2021 Codeinu
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