It's possible to add a layer as a basemap in ArcGIS.com by checking the check box use as baselayer:
But when I consume the map using:
var mapDeferred = esri.arcgis.utils.createMap("<guid>", "map", {
mapOptions: {
slider: true,
nav: false
}
});
the basemap don't show up, is there any rules that define what content can be used as a basemap?
Best Answer
Yes, this is definitely possible, here's an example:
Update: The key is to add a default geometry service: