fn.trace( value as Sequence, label as String ) as Sequence
Return the input $value unchanged and, if $label is the name of
an enabled server event, log event to the App Server log file
<install_dir>/Logs/<port>_ErrorLog.txt
; where
<install_dir>
is the MarkLogic install directory,
and <port>
is the port number of the current App
Server or "TaskServer" if the current request is running on the Task
Server.
Parameters | |
---|---|
value | The values to trace. |
label | A string label for the trace output. |
fn.trace("This is a trace event.", "MY TRACE EVENT") => If MY TRACE EVENT is defined as an enabled trace event in the Diagnostics page of the Admin interface, then a message similar to the following is added to the log: 2015-03-20 17:56:09.346 Info: [Event:id=MY TRACE EVENT] This is a trace event.
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