private function saveInputParams($params){
		foreach($params as $param => $value){
			$var = "_" . $param;

			if(!isset($this->{$var}) || !is_null($this->{$var})){
				$this->{$var} = $value;
			}
		}

		return $this;
	}
private function saveInputParams($params){
		foreach($params as $param => $value){
			$var = "_" . $param;

			if(!isset($this->{$var}) || !is_null($this->{$var})){
				$this->{$var} = $value;
			}
		}

		return $this;
	}
private function saveInputParams ( $ params ) { foreach ( $ params as $ param => $ value ) { $ var = "_" . $ param ; if ( ! isset ( $ this -> { $ var } ) || ! is_null ( $ this -> { $ var } ) ) { $ this -> { $ var } = $ value ; } } return $ this ; }
Saving initial params.

@param array $params
@return $this
Saving initial params .