public function refresh()
    {
        $this->_totalCount = null;
        $this->_models = null;
        $this->_keys = null;
    }
public function refresh()
    {
        $this->_totalCount = null;
        $this->_models = null;
        $this->_keys = null;
    }
public function refresh ( ) { $ this -> _totalCount = null ; $ this -> _models = null ; $ this -> _keys = null ; }
Refreshes the data provider.
After calling this method, if [[getModels()]], [[getKeys()]] or [[getTotalCount()]] is called again,
they will re-execute the query and return the latest data available.
Refreshes the data provider . After calling this method if [[ getModels () ]] [[ getKeys () ]] or [[ getTotalCount () ]] is called again they will re - execute the query and return the latest data available .