decode() public method

Decode a geohash and return an array with decimal lat,long in it
public decode ( $hash )
Geohash Class Documentation
Ejemplo n.º 1
0
<?php

error_reporting(E_ALL);
echo "version:" . GEOHASH_VERSION . "\n";
echo microtime(true) . "\n";
$geohash = "wm3yr31d2524";
$coord = Geohash::decode($geohash);
print_r($coord);
var_dump($geohash, $coord);
$geohash = Geohash::encode($coord['latitude'], $coord['longitude']);
print_r(Geohash::encode(30.635780068114, 104.03160111979, 12));
var_dump($geohash);
echo microtime(true) . "\n";
Ejemplo n.º 2
0
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
require_once 'geohash.class.php';
$geohash = new Geohash();
//these test hashes were made on geohash.org
//and test various combinations of precision
//and range
$tests = array("ezs42" => array(42.6, -5.6), "mh7w" => array(-20, 50), "t3b9m" => array(10.1, 57.2), "c2b25ps" => array(49.26, -123.26), "80021bgm" => array(0.005, -179.567), "k484ht99h2" => array(-30.55555, 0.2), "8buh2w4pnt" => array(5.00001, -140.6));
foreach ($tests as $actualhash => $coords) {
    $computed_hash = $geohash->encode($coords[0], $coords[1]);
    echo "Encode {$coords[0]}, {$coords[1]} as {$actualhash} : ";
    if ($computed_hash == $actualhash) {
        echo "OK<br>";
    } else {
        echo "FAIL (got {$computed_hash})<br>";
    }
    echo "<hr>";
    $computed_coords = $geohash->decode($actualhash);
    echo "Decode {$actualhash} as {$coords[0]}, {$coords[1]} : ";
    if ($computed_coords[0] == $coords[0] && $computed_coords[1] == $coords[1]) {
        echo "OK<br>";
    } else {
        echo "FAIL (got {$computed_coords[0]}, {$computed_coords[1]})<br>";
    }
    echo "<hr>";
}