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Layout Renderers

• ${asp-application}
  - ASP Application variable.
• ${aspnet-application}
  - ASP.NET Application variable.
• ${aspnet-request}
  - ASP.NET Request variable.
• ${aspnet-session}
  - ASP.NET Session variable.
• ${aspnet-sessionid}
  - ASP.NET Session ID.
• ${aspnet-user-authtype}
  - ASP.NET User variable.
• ${aspnet-user-identity}
  - ASP.NET User variable.
• ${asp-request}
  - ASP Request variable.
• ${asp-session}
  - ASP Session variable.
• ${basedir}
  - The current application domain's base directory.
• ${callsite}
  - The call site (class name, method name and source information).
• ${counter}
  - A counter value (increases on each layout rendering).
• ${date}
  - Current date and time.
• ${document-uri}
  
  - URI of the HTML page which hosts the current Silverlight application.
• ${environment}
  - The environment variable.
• ${event-context}
  - Log event context data.
• ${exception}
  - Exception information provided through a call to one of the Logger.*Exception() methods.
• ${file-contents}
  - Renders contents of the specified file.
• ${gc}
  - The information about the garbage collector.
• ${gdc}
  - Global Diagnostics Context item. Provided for compatibility with log4net.
• ${guid}
  - Globally-unique identifier (GUID).
• ${identity}
  - Thread identity information (name and authentication information).
• ${install-context}
  
  - Installation parameter (passed to InstallNLogConfig).
• ${level}
  - The log level.
• ${literal}
  - A string literal.
• ${log4jxmlevent}
  - XML event description compatible with log4j, Chainsaw and NLogViewer.
• ${logger}
  - The logger name.
• ${longdate}
  - The date and time in a long, sortable format yyyy-MM-dd HH:mm:ss.mmm.
• ${machinename}
  - The machine name that the process is running on.
• ${mdc}
  - Mapped Diagnostic Context item. Provided for compatibility with log4net.
• ${message}
  - The formatted log message.
• ${ndc}
  - Nested Diagnostic Context item. Provided for compatibility with log4net.
• ${newline}
  - A newline literal.
• ${nlogdir}
  - The directory where NLog.dll is located.
• ${performancecounter}
  - The performance counter.
• ${processid}
  - The identifier of the current process.
• ${processinfo}
  - The information about the running process.
• ${processname}
  - The name of the current process.
• ${processtime}
  - The process time in format HH:mm:ss.mmm.
• ${qpc}
  - High precision timer, based on the value returned from QueryPerformanceCounter() optionally converted to seconds.
• ${registry}
  - A value from the Registry.
• ${shortdate}
  - The short date in a sortable format yyyy-MM-dd.
• ${sl-appinfo}
  
  - Information about Silverlight application.
• ${specialfolder}
  - System special folder path (includes My Documents, My Music, Program Files, Desktop, and more).
• ${stacktrace}
  - Stack trace renderer.
• ${tempdir}
  - A temporary directory.
• ${threadid}
  - The identifier of the current thread.
• ${threadname}
  - The name of the current thread.
• ${ticks}
  - The Ticks value of current date and time.
• ${windows-identity}
  - Thread Windows identity information (username).

Wrapper Layout Renderers

• ${cached}
  
  - Applies caching to another layout output.
• ${lowercase}
  
  - Converts the result of another layout output to lower case.
• ${pad}
  
  - Applies padding to another layout output.
• ${replace}
  
  - Replaces a string in the output of another layout with another string.
• ${rot13}
  - Decodes text "encrypted" with ROT-13.
• ${uppercase}
  
  - Converts the result of another layout output to upper case.
• ${url-encode}
  
  - Encodes the result of another layout output for use with URLs.