topic Re: How to find gaps in polylines? in ArcGIS Analyse Questions https://community.esri.com/t5/arcgis-analyse-questions/how-to-find-gaps-in-polylines/m-p/701227#M4 <HTML><HEAD></HEAD><BODY><P>It worked very well. Thanks again, Jake.</P></BODY></HTML> Wed, 07 Nov 2018 12:59:09 GMT FabianZentner 2018-11-07T12:59:09Z How to find gaps in polylines? https://community.esri.com/t5/arcgis-analyse-questions/how-to-find-gaps-in-polylines/m-p/701224#M1 <HTML><HEAD></HEAD><BODY><P>Hi guys,</P><P></P><P>I have a feature class with polylines from all coasts of the world. That means for example an island is one polyline or each continent is one. So I just realized that in these polylines have gaps, just a few, but they are there. So no comes my question to you guys: How can I find out where the gaps are located? Otherwise I have to check the whole world...</P><P></P><P>Thanks a lot in advance.</P><P></P><P>Greets,</P><P>Fabian</P><P></P><P>I'm using ArcGIS 10.5.1</P></BODY></HTML> Thu, 01 Nov 2018 19:39:44 GMT https://community.esri.com/t5/arcgis-analyse-questions/how-to-find-gaps-in-polylines/m-p/701224#M1 FabianZentner 2018-11-01T19:39:44Z Re: How to find gaps in polylines? https://community.esri.com/t5/arcgis-analyse-questions/how-to-find-gaps-in-polylines/m-p/701225#M2 <HTML><HEAD></HEAD><BODY><P>Hi Fabian,</P><P></P><P>You can create a geodatabase topology to check for these gaps:</P><P></P><P><A class="link-titled" href="http://desktop.arcgis.com/en/arcmap/10.3/manage-data/topologies/topology-basics.htm" title="http://desktop.arcgis.com/en/arcmap/10.3/manage-data/topologies/topology-basics.htm">Topology basics—Help | ArcGIS for Desktop</A>&nbsp;</P><P><A class="link-titled" href="http://desktop.arcgis.com/en/arcmap/10.3/manage-data/topologies/creating-a-topology.htm" title="http://desktop.arcgis.com/en/arcmap/10.3/manage-data/topologies/creating-a-topology.htm">Creating a topology—Help | ArcGIS for Desktop</A>&nbsp;</P><P></P><P>The rule you could use is <STRONG>Must Not Have Dangles</STRONG>:</P><P></P><P><STRONG><A class="link-titled" href="http://desktop.arcgis.com/en/arcmap/10.3/manage-data/editing-topology/geodatabase-topology-rules-and-topology-error-fixes.htm#GUID-2154EDB0-E9C2-4B76-8F8D-94B81FE13D7B" title="http://desktop.arcgis.com/en/arcmap/10.3/manage-data/editing-topology/geodatabase-topology-rules-and-topology-error-fixes.htm#GUID-2154EDB0-E9C2-4B76-8F8D-94B81FE13D7B">Geodatabase topology rules and topology error fixes—Help | ArcGIS for Desktop</A>&nbsp;</STRONG></P></BODY></HTML> Thu, 01 Nov 2018 19:44:36 GMT https://community.esri.com/t5/arcgis-analyse-questions/how-to-find-gaps-in-polylines/m-p/701225#M2 JakeSkinner 2018-11-01T19:44:36Z Re: How to find gaps in polylines? https://community.esri.com/t5/arcgis-analyse-questions/how-to-find-gaps-in-polylines/m-p/701226#M3 <HTML><HEAD></HEAD><BODY><P>Thanks man for the fast answer. I will try it out and I let you know if it works. thx</P></BODY></HTML> Fri, 02 Nov 2018 08:00:28 GMT https://community.esri.com/t5/arcgis-analyse-questions/how-to-find-gaps-in-polylines/m-p/701226#M3 FabianZentner 2018-11-02T08:00:28Z Re: How to find gaps in polylines? https://community.esri.com/t5/arcgis-analyse-questions/how-to-find-gaps-in-polylines/m-p/701227#M4 <HTML><HEAD></HEAD><BODY><P>It worked very well. Thanks again, Jake.</P></BODY></HTML> Wed, 07 Nov 2018 12:59:09 GMT https://community.esri.com/t5/arcgis-analyse-questions/how-to-find-gaps-in-polylines/m-p/701227#M4 FabianZentner 2018-11-07T12:59:09Z