A Filter object blocks a message from being written to the log.
You can add a filter to a specific Writer using addFilter() method of that Writer:
useZend\Log\Logger;$logger=newLogger();$writer1=newZend\Log\Writer\Stream('/path/to/first/logfile');$logger->addWriter($writer1);$writer2=newZend\Log\Writer\Stream('/path/to/second/logfile');$logger->addWriter($writer2);// add a filter only to writer2$filter=newZend\Log\Filter\Priority(Logger::CRIT);$writer2->addFilter($filter);// logged to writer1, blocked from writer2$logger->info('Informational message');// logged by both writers$logger->emerg('Emergency message');
Priority, filter logging by $priority. By default, it will accept any log event whose priority value is less
than or equal to $priority.
Regex, filter out any log messages not matching the regex pattern. This filter use the preg_match() function
Timestamp, filters log events based on the time when they were triggered. It can be configured by specifying
either idate()-compliant format character along with the desired value, or a full DateTime instance. Appropriate
comparison operator must also be supplied in either cases.
SuppressFilter, this is a simple boolean filter. Call suppress(true) to suppress all log events. Call
suppress(false) to accept all log events.
Validator, filter out any log messages not matching the Zend\Validator\Validator object passed to the