public function inc($id, $value = 1) {
		$id = $this->prepareId($id);
		
		return $this->getBackend()->inc($id, $value);
	}
public function inc($id, $value = 1) {
		$id = $this->prepareId($id);
		
		return $this->getBackend()->inc($id, $value);
	}
public function inc ( $ id , $ value = 1 ) { $ id = $ this -> prepareId ( $ id ) ; return $ this -> getBackend ( ) -> inc ( $ id , $ value ) ; }
Increment the data

@param  string $id
@param  int $value
@return bool
Increment the data