fedorov/MultiVolumeExplorer — comment on commit 6b15650d02eafa031c310f1a695e4b0bc5094af8
File: Logic/vtkSlicerVectorImageExplorerLogic.cxx line 117
By finetjul:

c++ doesn't require variables to be declared at the beginning of a function, only C does.
It is misleading to have them at the beginning of a function in C++
declare i and j only when needed.