phpgeo是一个用于计算地理坐标之间高精度距离。
示例代码：
<?phpuse Locatio\Coordiate;use Locatio\Distace\Vicety;$coordiate1 = ew Coordiate(19.820664, -155.468066); // Maua Kea Summit$coordiate2 = ew Coordiate(20.709722, -156.253333); // Haleakala Summit$calculator = ew Vicety();echo $calculator->getDistace($coordiate1, $coordiate2); // returs 128130.850 (meters; ≈128 kilometers)
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