CogModelFeatureIteratorGC.IsInvalid Property

CogModelFeatureIteratorGC IsInvalid Property

Cognex VisionPro 9.8

Returns True if this iterator is not positioned at a valid item. If True, reading or writing any item properties will produce errors.

Namespace: Cognex.VisionPro.Implementation.Internal
Assembly: Cognex.VisionPro.Core (in Cognex.VisionPro.Core.dll) Version: 75.1.0.0

Syntax

public virtual bool IsInvalid { get; }

public virtual bool IsInvalid { get; }

Public Overridable ReadOnly Property IsInvalid As Boolean 
	Get

Public Overridable ReadOnly Property IsInvalid As Boolean 
	Get

public:
virtual property bool IsInvalid {
	bool get ();
}

public:
virtual property bool IsInvalid {
	bool get ();
}

Remarks

Returns True if this iterator is not positioned at a valid item.

If True, setting or getting any item properties produces errors.

Note: An iterator will become invalid if you remove the model feature that it refers to.