CogExpressionChangedEventArgs OldValue Property Cognex VisionPro
The previous value of the property indicated in StateFlags. If DepedencyEvent is true, Value and OldValue will be null and the values must be obtained from DepedencyEventArgs.

Namespace: Cognex.VisionPro.ResultsAnalysis
Assembly: Cognex.VisionPro.ResultsAnalysis (in Cognex.VisionPro.ResultsAnalysis.dll) Version: 65.1.0.0 (65.1.0.0)
Syntax

public Object OldValue { get; }

Property Value

Type: Object
See Also