OPCHDA.NET-UA
InsertAnnotations(Int32[],DateTime[],OPCHDAannotation[],Int32[]) Method
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OpcHDaNetUaOption.Net4 Assembly > hdaUAwrapper Namespace > HDAServer Class > InsertAnnotations Method : InsertAnnotations(Int32[],DateTime[],OPCHDAannotation[],Int32[]) Method

server
The list of server item handles for the annotation items to be inserted.
timeStamps
Array of time stamps for the annotations to be inserted.
annotationValues
Array of structures containing the annotation values to be inserted.
errors
OUT: Array of HRESULTs indicating the success of the individual annotation inserts. The errors correspond to the handles passed in server.

Glossary Item Box

This synchronous function inserts annotations into the history database.

This function is intended to insert annotations by users to document observations for a value at a specified timestamp.

Syntax

Visual Basic (Declaration) 
Public Overloads Function InsertAnnotations( _
   ByVal server() As Integer, _
   ByVal timeStamps() As Date, _
   ByVal annotationValues() As OPCHDAannotation, _
   ByRef errors As Integer() _
) As Integer
C# 
public int InsertAnnotations( 
   int[] server,
   DateTime[] timeStamps,
   OPCHDAannotation[] annotationValues,
   out int[] errors
)

Parameters

server
The list of server item handles for the annotation items to be inserted.
timeStamps
Array of time stamps for the annotations to be inserted.
annotationValues
Array of structures containing the annotation values to be inserted.
errors
OUT: Array of HRESULTs indicating the success of the individual annotation inserts. The errors correspond to the handles passed in server.

Return Value

S_OK, S_FALSE, E_NOTIMPL, E_INVALIDARG, E_FAIL

Requirements

Target Platforms: Windows 7/8/10, Windows Server 2008/2012/2016, .NET 4.x

See Also

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