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SerialPort.NewLine Property

Gets or sets the value used to interpret the end of a call to the ReadLine and WriteLine methods.

Namespace:  System.IO.Ports
Assembly:  System (in System.dll)

<BrowsableAttribute(False)> _
<MonitoringDescriptionAttribute("NewLine")> _
Public Property NewLine As String

Property Value

Type: System.String
A value that represents the end of a line. The default is a line feed, NewLine.


The property value is empty.


The property value is Nothing.

This property determines what value (byte) defines the end of a line for the ReadLine and WriteLine methods. By default the end-of-line value is NewLine. You would change this to a different value if the particular serial device you’re working with uses a different value for the same purpose.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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