Edit this Fiddle. Markerclusterer.js. MarkerCluster for v3 Documentation: Examples. To use a marker clusterer, create a MarkerClusterer object.
In the simplest case, just pass a map to it. You may also specify a number of options to fine-tune the marker manager's performance. These options are passed via a object. Once you create a marker cluster, you will want to add markers to it. MarkerClusterer supports adding markers using the addMarker() and addMarkers()method or by providing a array of markers to the constructor: Markerclusterer.
MarkerClusterer: A Solution to the Too Many Markers Problem. Posted by Xiaoxi Wu, Community Developer Hi, I'm Xiaoxi (Frank) Wu.
I'm a software engineer working for Beyondsoft in Beijing China, where I'm currently working on Maps API applications.