Modeling.js

 items.nodecreator.model.clear();
    items.answerschoice.model.clear();
    items.edgecreator.model.clear();
    for(var i = 0 ; i < test.nodePositions.length; i++){
        items.nodecreator.model.append({
                       "xx": test.nodePositions[i][0],
                       "yy": test.nodePositions[i][1],
                       "nodee": test1.nodeleave[i],
                       "rationn": test.rationn[i],
                       "currentstate":test1.currentstate[i]
                     });
    }