CateTreeModel::_getChildHash PHP Method

_getChildHash() private method

递归方法获取树形结构下的所有子集ID
private _getChildHash ( array $data )
$data array 子集数据
    private function _getChildHash($data)
    {
        $this->tempHashData[] = $data[$this->defaultField['id']];
        if (!empty($data['_child'])) {
            foreach ($data['_child'] as $v) {
                $this->_getChildHash($v);
            }
        }
    }