vrnode/isvalid

(To be removed) 1 if vrnode object is valid, 0 if not

vrnode/isvalid will be removed in a future release. For more information, see Version History.

Syntax

x = isvalid(vrnode_object_vector)

Arguments

vrnode_object_vector

Name of an array of vrnode objects to be queried.

Description

This method returns an array that contains 1 when the elements of vrnode_object_vector are valid vrnode objects, and 0 when they are not.

The vrnode object is considered valid if the following conditions are met:

• The parent world of the node exists.

• The parent world of the node is open.

• The node with the given vrnode handle exists in the parent world.

Version History

Introduced before R2006a

R2023b: To be removed

The vrnode/isvalid will be removed in a future release. Instead, use sim3d classes and Simulation 3D blocks to interface MATLAB^® and Simulink^® with the Unreal Engine^® 3D simulation environment. To get started, see Create 3D Simulations in Unreal Engine Environment.