syslog
PHP 4, PHP 5, PHP 7, PHP 8
syslog - Generate a system log message
Manual
syslog(
int$priority,
string$message ): bool
syslog generates a log message that will be distributed by the system logger.
For information on setting up a user defined log handler, see the syslog.conf 5 Unix manual page. More information on the syslog facilities and option can be found in the man pages for syslog 3 on Unix machines.
Parameters
- priority
-
priority is a combination of the facility and the level. Possible values are:
syslog Priorities (in descending order)
Constant Description LOG_EMERG system is unusable LOG_ALERT action must be taken immediately LOG_CRIT critical conditions LOG_ERR error conditions LOG_WARNING warning conditions LOG_NOTICE normal, but significant, condition LOG_INFO informational message LOG_DEBUG debug-level message - message
-
The message to send.
Return Values
Returns true on success or false on failure.
Notes
On Windows, the syslog service is emulated using the Event Log.
Note:
Use of LOG_LOCAL0 through LOG_LOCAL7 for the facility parameter of openlog is not available in Windows.