LoggingLevel : string
The severity of a log message.
since protocol revision 2026-07-28 (SEP-2577), earliest removal 2027-07-28. Log to stderr (stdio) or use OpenTelemetry instead.
These map to syslog message severities, as specified in RFC-5424: https://datatracker.ietf.org/doc/html/rfc5424#section-6.2.1
Tags
Table of Contents
Cases
- Alert = 'alert'
- Critical = 'critical'
- Debug = 'debug'
- Emergency = 'emergency'
- Error = 'error'
- Info = 'info'
- Notice = 'notice'
- Warning = 'warning'
Methods
- isAtLeast() : bool
- Whether a message at this level should be emitted when $minimum was requested.
- severity() : int
- RFC 5424 ordering, inverted so a larger number is more severe — which is the direction a minimum-level comparison reads in.
Cases
Debug
Info
Notice
Warning
Error
Critical
Alert
Emergency
Methods
isAtLeast()
Whether a message at this level should be emitted when $minimum was requested.
public
isAtLeast(self $minimum) : bool
Parameters
- $minimum : self
Return values
boolseverity()
RFC 5424 ordering, inverted so a larger number is more severe — which is the direction a minimum-level comparison reads in.
public
severity() : int