public function withinGeoBox($key, $southwest, $northeast)
    {
        $this->addCondition($key, '$within', ['$box' => [$southwest, $northeast]]);

        return $this;
    }
public function withinGeoBox($key, $southwest, $northeast)
    {
        $this->addCondition($key, '$within', ['$box' => [$southwest, $northeast]]);

        return $this;
    }
public function withinGeoBox ( $ key , $ southwest , $ northeast ) { $ this -> addCondition ( $ key , '$within' , [ '$box' => [ $ southwest , $ northeast ] ] ) ; return $ this ; }
Add a constraint to the query that requires a particular key's
coordinates be contained within a given rectangular geographic bounding
box.

@param string $key The key of the AVGeoPoint
@param AVGeoPoint $southwest The lower-left corner of the box.
@param AVGeoPoint $northeast The upper-right corner of the box.

@return AVQuery Returns this query, so you can chain this call.
Add a constraint to the query that requires a particular key s coordinates be contained within a given rectangular geographic bounding box .