Zend - Log

To write a log, include two file of Zend:

require_once "Zend/Log.php";

require_once "Zend/Log/Writer/Stream.php";

$logger = new Zend_Log();

$writer = new Zend_Log_Writer_Stream("log.txt");

$logger->addWriter($writer);

$logger->log('Informational formation', Zend_Log::INFO);

$logger->info('Infor message');

Zend - Log