FEM: Remove set but unused variable

src/Mod/Fem/App/FemMeshPyImp.cpp

@@ -1526,7 +1526,7 @@ Py::Dict FemMeshPy::getNodes() const
     Base::Matrix4D Mtrx = getFemMeshPtr()->getTransform();
 
     SMDS_NodeIteratorPtr aNodeIter = getFemMeshPtr()->getSMesh()->GetMeshDS()->nodesIterator();
-    for (int i = 0; aNodeIter->more(); i++) {
+    while (aNodeIter->more()) {
         const SMDS_MeshNode* aNode = aNodeIter->next();
         Base::Vector3d vec(aNode->X(), aNode->Y(), aNode->Z());
         // Apply the matrix to hold the BoundBox in absolute space.

src/Mod/Fem/Gui/TaskCreateElementSet.cpp

@@ -411,11 +411,11 @@ void writeToFile(std::string fileName,
         }
         SMDS_ElemIteratorPtr nIt = elem->nodesIterator();
         fprintf(fptr, "%d", EID);
-        for (int iN = 0; nIt->more(); ++iN) {
+        while (nIt->more()) {
             nSrc = static_cast<const SMDS_MeshNode*>(nIt->next());
             NID = nSrc->GetID();
             fprintf(fptr, ", %d", NID);
-        }  // for iN
+        }
         fprintf(fptr, "\n");
     }  // while print
     if (requiredType == 4) {