ICogModelFeatureIterator.IsInvalid Property

ICogModelFeatureIterator IsInvalid Property

Cognex VisionPro 9.22 SR1

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
Assembly: Cognex.VisionPro.Core (in Cognex.VisionPro.Core.dll) Version: 87.1.0.0

Syntax

bool IsInvalid { get; }

bool IsInvalid { get; }

ReadOnly Property IsInvalid As Boolean 
	Get

ReadOnly Property IsInvalid As Boolean 
	Get

property bool IsInvalid {
	bool get ();
}

property bool IsInvalid {
	bool get ();
}

Type: Boolean

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.