How to save Log in a text file using Zend Framework

We can do that using Zend Log & Zend Log Writer Stream classes.
Ex:
 $logText        =    'TEST TO LOG THE STRING IN TEXT FILE';
 $stream        =    fopen('/var/www/log/path/filename.txt', 'a');
 if( $stream ){
   $writer        =    new Zend_Log_Writer_Stream($stream);
   $logger        =    new Zend_Log($writer);
   $logger->log($logText,Zend_Log::INFO);
  }