[OpenLayers-Trac] [OpenLayers] #2826: Format.GeoJSON doesn't load features in IE when using "FeatureCollection"

OpenLayers trac-20090302 at openlayers.org
Thu Sep 9 09:15:31 EDT 2010


#2826: Format.GeoJSON doesn't load features in IE when using "FeatureCollection"
----------------------------+-----------------------------------------------
 Reporter:  adube           |       Owner:  tschaub     
     Type:  bug             |      Status:  new         
 Priority:  major           |   Milestone:  2.11 Release
Component:  Format.GeoJSON  |     Version:  SVN         
 Keywords:                  |       State:              
----------------------------+-----------------------------------------------
 When using !OpenLayers.Format.GeoJSON with a geojson string containing
 "FeatureCollection", in IE it can't load any features.  See a
 [http://dev4.mapgears.com/tests/openlayers-testsgeojson/examples/vector-
 features.html live example] showing the issue.  The json string contains 1
 feature.  In Firefox, when alerting obj.features.length we get "1" but in
 IE we get "2", thus resulting in an error and "null" is returned instead
 of the features.

 The attached patch resolves the issue. but it's more kinda of a "plaster"
 instead of a "remedy" (it's still bleeding, but we don't see it).  Any
 better solution would be welcomed.  See the same example as before with
 the [http://dev4.mapgears.com/tests/openlayers-testsgeojson-
 withfix/examples/vector-features.html fix].

-- 
Ticket URL: <http://trac.openlayers.org/ticket/2826>
OpenLayers <http://openlayers.org/>
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