The argument is comprised of a sequence of parameters and the log message itself. The parameters
are
- \li The <em>log stream</em>,
+ \li the <em>log stream</em>,
\li the <em>log area</em>,
- \li the <em>log level</em>,
+ \li the <em>log level</em>.
These parameters are optional and may be specified <i>in arbitrary order</i> (with the log
message always being the last sequence element) and even multiple times in the parameter