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Baidu map class library

PHP class to calculate the distance between two points on the map

Baidu map class library

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How to Calculate the Distance Between Two Points on Google Maps V3?

27 Nov 2024

Calculating Distance Between Points in Google Maps V3In Google Maps V3, the distance between two markers can be calculated using the Haversine...

How to calculate the distance between two points using GEODIST?

08 Sep 2025

GEODIST is a function used to calculate the straight line distance between two points on the earth. Before using it in Stata, it is required to install: sscinstallgeodist. 1. When using it, you need to specify the latitude and longitude parameters of the two points, such as geodistlat1lon1lat2lon2,gen(distance_km) to generate a unit distance of kilometers; 2. If you need a unit of miles, add the mile option; 3. Pay attention to ensuring that the latitude and longitude is in the decimal system format, the range is legal and the order of variables is correct; 4. During batch calculation, you can copy the reference point to all lines and execute the command. This method is suitable for store location selection, traffic analysis and other scenarios.