控制器

/*** 獲取所有省份*/public function getProv(){$data = $this->AreaModel->getProv();self::_return($data);}/*** 獲取指定省份的城市*/public function getCity(){$id = $_POST['id'];$data = $this->AreaModel->getCity($id);self::_return($data);}/*** 獲取指定城市的區(qū)域*/public function getArea(){$id = $_POST['id'];$data = $this->AreaModel->getArea($id);self::_return($data);}

模型

/*** 獲取所有省*/public function getProv(){$cols = '`provid`, `prov`';$where = [];$order = '`orderby` ASC';return $this->table($this->prov)->cols($cols)->where($where)->order($order)->select()->fetchAll();}/*** 獲取指定省份的城市*/public function getCity($id){$cols = '`cityid`, `city`';$where = ['provid' => $id];$order = '`orderby` ASC';return $this->table($this->city)->cols($cols)->where($where)->order($order)->select()->fetchAll();}/*** 獲取指定城市的區(qū)域*/public function getArea($id){$cols = '`areaid`, `area`';$where = ['cityid' => $id];$order = '`orderby` ASC';return $this->table($this->area)->cols($cols)->where($where)->order($order)->select()->fetchAll();}

表格

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