SYSTEM_METRIC
Calculate the distance between geographical coordinates, latitude and longitude.
Syntax
#define SYSTEM_METRIC 0 // kilometers
Usage
| lat1 | The first IP latitude. |
| lon1 | The first IP longitude. |
| lat2 | The second IP latitude. |
| lon2 | The second IP longitude. |
| system | The system of measurement, 0 = Metric(kilometers) or 1 = English(miles). |
Return
The — distance as result in specified system of measurement.
Notes
This native requires GeoIP City database, which can be retrieved from:
Defined in
geoip.inc
at line 215
.
This documentation was automatically generated from source.