PHP: The distance between the two points

PHP: The distance between the two points

(Расстояние между двумя точками)

1. function getDistanceBetweenPointsNew($lat1, $long1, $lat2, $long2)
2. {
3. $theta = $long1 - $long2;
4. $miles = (sin(deg2rad($lat1)) * sin(deg2rad($lat2))) + (cos(deg2rad($lat1)) * cos(deg2rad($lat2)) * cos(deg2rad($theta)));
5. $miles = acos($miles);
6. $miles = rad2deg($miles);
7. $miles = $miles * 60 * 1.1515;
8. $feet = $miles * 5280;
9. $yards = $feet / 3;
10. $kilometers = $miles * 1.609344;
11. $meters = $kilometers * 1000;
12. return compact('miles','feet','yards','kilometers','meters');
13. }
14.  
15. $point1 = array('lat' => 40.770623, 'long' => -73.964367);
16. $point2 = array('lat' => 40.758224, 'long' => -73.917404);
17.  
18. $distance = getDistanceBetweenPointsNew($point1['lat'], $point1['long'], $point2['lat'], $point2['long']);
19. foreach ($distance as $unit => $value) {
20. echo $unit.': '.number_format($value,4).'<br />';
21. }
22.  
23.  
24. //Результат вывода
25. //miles: 2.6025
26. //feet: 13,741.4350
27. //yards: 4,580.4783
28. //kilometers: 4.1884
29. //meters: 4,188.3894