Copy Value of the last instance of a dynamic table

[aka44356106]

I try this script but it not worked

xfa.resolveNode("SForm.Table4["+Table4.instanceManager.count+"].Row1.Cell1").rawValue;

plz help me

[aka44356106]

i also tried but no result

xfa.resolveNode("SForm.Table4["+Table4.instanceManager.count - 1 +"].Row1.Cell1").rawValue;