topic Re: How to get the fields in a layer with a ArcGISDynamicMapServiceLayer in ArcGIS API for Silverlight Questions https://community.esri.com/t5/arcgis-api-for-silverlight-questions/how-to-get-the-fields-in-a-layer-with-a/m-p/230679#M5932 <HTML><HEAD></HEAD><BODY><SPAN>I suggest you create a FeatureLayer, call initialize, and on initalize grab the info from the layer (no need to add the featurelayer to the map).</SPAN></BODY></HTML> Tue, 11 Jan 2011 17:23:00 GMT dotMorten_esri 2011-01-11T17:23:00Z How to get the fields in a layer with a ArcGISDynamicMapServiceLayer https://community.esri.com/t5/arcgis-api-for-silverlight-questions/how-to-get-the-fields-in-a-layer-with-a/m-p/230676#M5929 <HTML><HEAD></HEAD><BODY><SPAN>I use a legendcontrol with ArcGISDynamicMapServiceLayer and each layer (LayerItemViewModel object) has no information on the fields.</SPAN><BR /><BR /><SPAN> I want to know how to get the field list of layers contained in a DynamicLayer. Or how to get the FeatureLayerInfo of each layer in a dynamiclayer.</SPAN></BODY></HTML> Tue, 11 Jan 2011 13:54:29 GMT https://community.esri.com/t5/arcgis-api-for-silverlight-questions/how-to-get-the-fields-in-a-layer-with-a/m-p/230676#M5929 SebastienPelletier 2011-01-11T13:54:29Z Re: How to get the fields in a layer with a ArcGISDynamicMapServiceLayer https://community.esri.com/t5/arcgis-api-for-silverlight-questions/how-to-get-the-fields-in-a-layer-with-a/m-p/230677#M5930 <HTML><HEAD></HEAD><BODY><SPAN>The ArcGISDynamicMapServiceLayer has Layers property, which gives you some information about the sublayers.</SPAN><A href="http://help.arcgis.com/en/webapi/silverlight/apiref/ESRI.ArcGIS.Client~ESRI.ArcGIS.Client.ArcGISDynamicMapServiceLayer~Layers.html">http://help.arcgis.com/en/webapi/silverlight/apiref/ESRI.ArcGIS.Client~ESRI.ArcGIS.Client.ArcGISDynamicMapServiceLayer~Layers.html</A><BR /><BR /><SPAN>To get fields of each specific sublayer, you will need to perform a query on each sublayer with OutFields = "*", the query URL can be formed by appending the layer.Url and the sublayer.ID.</SPAN><BR /><BR /><SPAN>Or use the query URL and parse the JSON to get "fields" value, similar approach as in the following thread except look at the sub layer's "fields" section </SPAN><A href="http://forums.arcgis.com/threads/17362-how-to-query-map-knowing-map-layer-name-(not-id)">http://forums.arcgis.com/threads/17362-how-to-query-map-knowing-map-layer-name-(not-id)</A></BODY></HTML> Tue, 11 Jan 2011 14:11:38 GMT https://community.esri.com/t5/arcgis-api-for-silverlight-questions/how-to-get-the-fields-in-a-layer-with-a/m-p/230677#M5930 JenniferNery 2011-01-11T14:11:38Z Re: How to get the fields in a layer with a ArcGISDynamicMapServiceLayer https://community.esri.com/t5/arcgis-api-for-silverlight-questions/how-to-get-the-fields-in-a-layer-with-a/m-p/230678#M5931 <HTML><HEAD></HEAD><BODY><SPAN>I want to create a form "Select by Attributes" and I need the fields before creating the query.</SPAN><BR /><BR /><SPAN> As the following site:</SPAN><BR /><SPAN> </SPAN><A href="http://phldemo.esri.com/SilverlightViewer2/default.aspx?theme=AliceBlue">http://phldemo.esri.com/SilverlightViewer2/default.aspx?theme=AliceBlue</A></BODY></HTML> Tue, 11 Jan 2011 14:17:51 GMT https://community.esri.com/t5/arcgis-api-for-silverlight-questions/how-to-get-the-fields-in-a-layer-with-a/m-p/230678#M5931 SebastienPelletier 2011-01-11T14:17:51Z Re: How to get the fields in a layer with a ArcGISDynamicMapServiceLayer https://community.esri.com/t5/arcgis-api-for-silverlight-questions/how-to-get-the-fields-in-a-layer-with-a/m-p/230679#M5932 <HTML><HEAD></HEAD><BODY><SPAN>I suggest you create a FeatureLayer, call initialize, and on initalize grab the info from the layer (no need to add the featurelayer to the map).</SPAN></BODY></HTML> Tue, 11 Jan 2011 17:23:00 GMT https://community.esri.com/t5/arcgis-api-for-silverlight-questions/how-to-get-the-fields-in-a-layer-with-a/m-p/230679#M5932 dotMorten_esri 2011-01-11T17:23:00Z Re: How to get the fields in a layer with a ArcGISDynamicMapServiceLayer https://community.esri.com/t5/arcgis-api-for-silverlight-questions/how-to-get-the-fields-in-a-layer-with-a/m-p/230680#M5933 <HTML><HEAD></HEAD><BODY><SPAN>ArcGISDynamicMapServiceLayer does not give you the fields for its sublayers. </SPAN><BR /><BR /><SPAN>You can create a FeatureLayer for every sublayer, if you want or parse the JSON to get "Fields" information.</SPAN><BR /><BR /><SPAN>FeatureLayer has LayerInfo.Fields property </SPAN><A href="http://help.arcgis.com/en/webapi/silverlight/apiref/ESRI.ArcGIS.Client~ESRI.ArcGIS.Client.FeatureService.FeatureLayerInfo~Fields.html">http://help.arcgis.com/en/webapi/silverlight/apiref/ESRI.ArcGIS.Client~ESRI.ArcGIS.Client.FeatureService.FeatureLayerInfo~Fields.html</A><SPAN>. Field contains the following information </SPAN><A href="http://help.arcgis.com/en/webapi/silverlight/apiref/ESRI.ArcGIS.Client~ESRI.ArcGIS.Client.Field_members.html">http://help.arcgis.com/en/webapi/silverlight/apiref/ESRI.ArcGIS.Client~ESRI.ArcGIS.Client.Field_members.html</A><SPAN>. Note however that the layer need to be initialized before the LayerInfo will have a value.</SPAN></BODY></HTML> Tue, 11 Jan 2011 17:25:03 GMT https://community.esri.com/t5/arcgis-api-for-silverlight-questions/how-to-get-the-fields-in-a-layer-with-a/m-p/230680#M5933 JenniferNery 2011-01-11T17:25:03Z Re: How to get the fields in a layer with a ArcGISDynamicMapServiceLayer https://community.esri.com/t5/arcgis-api-for-silverlight-questions/how-to-get-the-fields-in-a-layer-with-a/m-p/230681#M5934 <HTML><HEAD></HEAD><BODY><SPAN>Excellent, thank you very much</SPAN></BODY></HTML> Wed, 12 Jan 2011 11:03:50 GMT https://community.esri.com/t5/arcgis-api-for-silverlight-questions/how-to-get-the-fields-in-a-layer-with-a/m-p/230681#M5934 SebastienPelletier 2011-01-12T11:03:50Z