/**
* очистить
*
* clear all:
* clears position
*/
function clear($all = false)
{
$this->_ids_cache = array();
$this->items = array();
$this->config->clear('no_preload');
$this->config->clear('load_only_id');
if ($all) {
$this->set_working_fields();
$this->config->clear('order_sql');
$this->config->clear('where_sql');
$this->config->clear('limit_sql');
$this->config->clear('join_where_sql');
$this->config->clear('join_sql');
// restore initial order
$this->set_order($this->_order_sql);
}
return $this;
}
