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<?php require_once(‘geohash.class.php‘); $geo=new Geohash; $gps=array(); for($i=0;$i<=100;$i++){ $g=array((rand(1000000,1001000)/100000),(rand(2000000,2001000)/100000)); $gps[]=$g; } foreach ($gps as $k => $v) { echo $encode=$geo->encode($v[0],$v[1]); echo "<br>"; print_r($decode=$geo->decode($encode)); echo "<br>"."<hr>"; }
geohash算法生成点
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原文地址:http://my.oschina.net/acitiviti/blog/521304