https://community.esri.com/t5/arcgis-javascript-maps-sdk-questions/experience-builder-how-to-extend-the-root-reducer/m-p/1129570#M75735 <P>I'm developing a custom widget for Experience Builder 1.6 and I would like to extend the root reducer like this:</P><P>&nbsp;</P><LI-CODE lang="javascript">const newRootReducer = combineReducers({ existingSlice: existingSliceReducer, newSlice: newSliceReducer }) store.replaceReducer(newRootReducer)</LI-CODE><P>&nbsp;</P><P>Where "existingSlice" is the existing, system reducers and "newSlice" is my own, custom reducer, similarly to how you would do this for code splitting.</P><P>I don't understand how to access "existingSlice", as in this example.&nbsp; Thanks.</P> Wed, 29 Dec 2021 21:08:40 GMT ToddJacobus 2021-12-29T21:08:40Z https://community.esri.com/t5/arcgis-javascript-maps-sdk-questions/experience-builder-how-to-extend-the-root-reducer/m-p/1129570#M75735 <P>I'm developing a custom widget for Experience Builder 1.6 and I would like to extend the root reducer like this:</P><P>&nbsp;</P><LI-CODE lang="javascript">const newRootReducer = combineReducers({ existingSlice: existingSliceReducer, newSlice: newSliceReducer }) store.replaceReducer(newRootReducer)</LI-CODE><P>&nbsp;</P><P>Where "existingSlice" is the existing, system reducers and "newSlice" is my own, custom reducer, similarly to how you would do this for code splitting.</P><P>I don't understand how to access "existingSlice", as in this example.&nbsp; Thanks.</P> Wed, 29 Dec 2021 21:08:40 GMT https://community.esri.com/t5/arcgis-javascript-maps-sdk-questions/experience-builder-how-to-extend-the-root-reducer/m-p/1129570#M75735 ToddJacobus 2021-12-29T21:08:40Z