ReadResult QML Type

Contains result data after reading from the server. 更多...

导入语句：	import QtOpcUa
Since:	QtOpcUa 5.13

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特性

attribute : Constants.NodeAttribute
indexRange : string
namespaceName : string
nodeId : string
serverTimestamp : datetime
sourceTimestamp : datetime
status : Status
value : variant

详细描述

This type is used to pass the read data after reading from the server using the function Connection::readNodeAttributes .

特性文档编制

[read-only] attribute : 常量 . NodeAttribute

The node attribute of data that was read.

[read-only] indexRange : string

The index range of the data that was read.

[read-only] namespaceName : string

The namespace name of the node that was read.

[read-only] nodeId : string

The node id of the node that was read.

[read-only] serverTimestamp : datetime

The server timestamp of the data that was read.

[read-only] sourceTimestamp : datetime

The source timestamp of the data that was read.

[read-only] status : Status

Result status of this ReadResult . Before using any value of this ReadResult , the status should be checked for Status.isGood . To make sure the server has provided valid data.

[read-only] value : variant

Actual data that was requested to be read.