[TCustomIndexedValuesChange](API\Plugins\ModelingComponents\TCustomIndexedValuesChange) is an implementation of [TIndexedValuesChange](API\Plugins\ModelingComponents\TIndexedValuesChange) that allows you to provide the Apply() And Revert() implementations via lambdas, as well as specify a custom data element to be stored with the Change.
TCustomIndexedValuesChange is an implementation of TIndexedValuesChange that allows you to provide the Apply() And Revert() implementations via lambdas, as well as specify a custom data element to be stored with the Change. For example if this is a change to an attribute array, you could store the attribute identifier in the CustomData.