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Get distance between 2 points

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Get the distance between 2 points on a map

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  1. function getDistanceBetweenPoints($latitude1, $longitude1, $latitude2, $longitude2) {
  2.     $theta = $longitude1 - $longitude2;
  3.     $distance = (sin(deg2rad($latitude1)) * sin(deg2rad($latitude2))) +
  4.                 (cos(deg2rad($latitude1)) * cos(deg2rad($latitude2)) *
  5.                 cos(deg2rad($theta)));
  6.     $distance = acos($distance);
  7.     $distance = rad2deg($distance);
  8.     $distance = ($distance * 69.09) * 1.609344;
  9.  
  10.     return (round($distance,2));
  11. }

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