24 lines
569 B
PHP
24 lines
569 B
PHP
<?php
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class Geo
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{
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static function distance($latlng1, $latlng2)
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{
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// Convert degrees to radians.
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$lat1 = deg2rad($latlng1['lat']);
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$lng1 = deg2rad($latlng1['lng']);
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$lat2 = deg2rad($latlng2['lat']);
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$lng2 = deg2rad($latlng2['lng']);
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// Calculate delta longitude and latitude.
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$delta_lat = ($lat2 - $lat1);
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$delta_lng = ($lng2 - $lng1);
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return (6378137 * acos(cos($lat1) * cos($lat2) * cos($lng1 - $lng2) + sin($lat1) * sin($lat2)));
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// return round(6378137 * acos(cos($lat1) * cos($lat2) * cos($lng1 - $lng2) + sin($lat1) * sin($lat2)));
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}
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}
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