Maybe, try working downward from markers.length, down to 0;
regards, Huub Linda Rawson wrote: > I have the following code: > > <html xmlns="http://www.w3.org/1999/xhtml";> > <head> > <style type="text/css"> > #map { > width: 512px; > height: 512px; > border: 1px solid black; > } > </style> > <script src="http://www.openlayers.org/dev/lib/OpenLayers.js";></script> > <script type="text/javascript"> > var map, layer, markerLayer; > > function init(){ > map = new OpenLayers.Map('map'); > layer = new OpenLayers.Layer.WMS( "OpenLayers WMS", > "http://labs.metacarta.com/wms/vmap0";, {layers: 'basic'} ); > > map.addLayer(layer); > markerLayer = new OpenLayers.Layer.Markers( "Markers" ); > map.addLayer(markerLayer); > > var size = new OpenLayers.Size(10,17); > var offset = new OpenLayers.Pixel(-(size.w/2), -size.h); > var icon = new > OpenLayers.Icon('http://boston.openguides.org/markers/AQUA.png',size,offset); > markerLayer.addMarker(new OpenLayers.Marker(new > OpenLayers.LonLat(0,0),icon)); > markerLayer.addMarker(new OpenLayers.Marker(new > OpenLayers.LonLat(30,30),icon.clone())); > markerLayer.addMarker(new OpenLayers.Marker(new > OpenLayers.LonLat(45,45),icon.clone())); > markerLayer.addMarker(new OpenLayers.Marker(new > OpenLayers.LonLat(60,45),icon.clone())); > markerLayer.addMarker(new OpenLayers.Marker(new > OpenLayers.LonLat(90,45),icon.clone())); > markerLayer.addMarker(new OpenLayers.Marker(new > OpenLayers.LonLat(105,45),icon.clone())); > markerLayer.addMarker(new OpenLayers.Marker(new > OpenLayers.LonLat(120,30),icon.clone())); > map.zoomToMaxExtent(); > } > function deleteMarkers() { > var myMarkers = markerLayer.markers; > for (mrkCnt = 0; mrkCnt < myMarkers.length; mrkCnt++) { > var myMarker = myMarkers[mrkCnt]; > if (myMarker.lonlat.lat == 45) { > markerLayer.removeMarker(myMarker); > } > } > } > </script> > </head> > <body onload="init()"> > <h1>OpenLayers Example</h1> > <input type="button" value="Delete Markers with 45" > onClick="deleteMarkers();"> > <div id="map"></div> > </body> > </html> > > It simply adds 7 markers to the map. Then I have a button that should > remove 4 of them leaving me with 3. > > It only deletes 2 of the markers and somehow resets the length on the > markers array so that it does not cycle through the rest of the > markers to find the additional markers to delete. > > I need the ability to add the same icon over and over what and then > delete it. What am I doing wrong? > > _______________________________________________ Users mailing list [email protected] http://openlayers.org/mailman/listinfo/users
