PI Powershell

AddPIValue.WriteMode Property

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AddPIValue.WriteMode Property

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Last UpdatedDec 15, 2025
3 minute read

WriteMode or WriteModes to use when writing a value/values. If not specified, "Append" is the default. Valid options are:

NoReplace : Add unless event(s) exist at same time

Append : Add event, regardless of existing events

Replace : Add event, replace if event at same time

ReplaceX : Replace existing event, fail if not event at time

Remove : Remove existing event

AppendX : Same as append with no compression; that is, if this is the snapshot, force into archive

Namespace: OSIsoft.PowerShell
Assembly: OSIsoft.PowerShell (in OSIsoft.PowerShell.dll) Version: 2.2.3.0 (2.2.3.952)

Syntax

[ParameterAttribute(Position = 2, Mandatory = false, ParameterSetName = "PIPoint", 
	HelpMessage = "Write Mode")]
[ParameterAttribute(Position = 2, Mandatory = false, ParameterSetName = "Stream", 
	HelpMessage = "Write Mode")]
[ParameterAttribute(Position = 3, Mandatory = false, ParameterSetName = "PointName", 
	HelpMessage = "Write Mode")]
[ParameterAttribute(Position = 3, Mandatory = false, ParameterSetName = "PointId", 
	HelpMessage = "Write Mode")]
[ValidateNotNullOrEmptyAttribute]
public EventWriteMode[] WriteMode { get; set; }

<ParameterAttribute(Position := 2, Mandatory := false, ParameterSetName := "PIPoint", 
	HelpMessage := "Write Mode")>
<ParameterAttribute(Position := 2, Mandatory := false, ParameterSetName := "Stream", 
	HelpMessage := "Write Mode")>
<ParameterAttribute(Position := 3, Mandatory := false, ParameterSetName := "PointName", 
	HelpMessage := "Write Mode")>
<ParameterAttribute(Position := 3, Mandatory := false, ParameterSetName := "PointId", 
	HelpMessage := "Write Mode")>
<ValidateNotNullOrEmptyAttribute>
Public Property WriteMode As EventWriteMode()
	Get
	Set

Dim instance As AddPIValue
Dim value As EventWriteMode()

value = instance.WriteMode

instance.WriteMode = value

public:
[ParameterAttribute(Position = 2, Mandatory = false, ParameterSetName = L"PIPoint", 
	HelpMessage = L"Write Mode")]
[ParameterAttribute(Position = 2, Mandatory = false, ParameterSetName = L"Stream", 
	HelpMessage = L"Write Mode")]
[ParameterAttribute(Position = 3, Mandatory = false, ParameterSetName = L"PointName", 
	HelpMessage = L"Write Mode")]
[ParameterAttribute(Position = 3, Mandatory = false, ParameterSetName = L"PointId", 
	HelpMessage = L"Write Mode")]
[ValidateNotNullOrEmptyAttribute]
property array<EventWriteMode>^ WriteMode {
	array<EventWriteMode>^ get ();
	void set (array<EventWriteMode>^ value);
}

[<ParameterAttribute(Position = 2, Mandatory = false, ParameterSetName = "PIPoint", 
	HelpMessage = "Write Mode")>]
[<ParameterAttribute(Position = 2, Mandatory = false, ParameterSetName = "Stream", 
	HelpMessage = "Write Mode")>]
[<ParameterAttribute(Position = 3, Mandatory = false, ParameterSetName = "PointName", 
	HelpMessage = "Write Mode")>]
[<ParameterAttribute(Position = 3, Mandatory = false, ParameterSetName = "PointId", 
	HelpMessage = "Write Mode")>]
[<ValidateNotNullOrEmptyAttribute>]
member WriteMode : EventWriteMode[] with get, set

Property Value

Type: EventWriteMode

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