public function deleteKeys($keys = [])
    {
        foreach ($keys as $key) {
            $this->writer->deleteSetter($key);
        }

        return $this;
    }
public function deleteKeys($keys = [])
    {
        foreach ($keys as $key) {
            $this->writer->deleteSetter($key);
        }

        return $this;
    }
public function deleteKeys ( $ keys = [ ] ) { foreach ( $ keys as $ key ) { $ this -> writer -> deleteSetter ( $ key ) ; } return $ this ; }
Delete many keys in buffer

@param  array $keys

@return DotenvEditor
Delete many keys in buffer