Bug fix: markerClusterOptions is BaseArrayClass not JavaScript array
MODIFY
www/MarkerCluster.js
www/MarkerCluster.js
@@ -18,7 +18,7 @@ var argscheck = require('cordova/argscheck'),
var MarkerCluster = function(map, id, markerClusterOptions) {
BaseClass.call(this);
- var idxCount = markerClusterOptions.length;
+ var idxCount = markerClusterOptions.markers.getLength() - 1;
var self = this;
Object.defineProperty(self, "maxZoomLevel", {

Bug fix: markerClusterOptions is BaseArrayClass not JavaScript array