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TraceListener.WriteLine Method (String, String)

Writes a category name and a message to the listener you create when you implement the TraceListener class, followed by a line terminator.

Namespace:  System.Diagnostics
Assembly:  System (in System.dll)

abstract WriteLine : 
        message:string * 
        category:string -> unit  
override WriteLine : 
        message:string * 
        category:string -> unit

Parameters

message
Type: System.String

A message to write.

category
Type: System.String

A category name used to organize the output.

The typical line terminator you might implement is a carriage return followed by a line feed (\r\n).

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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