<?xml version="1.0" encoding="UTF-8"?><api:function-page xml:base="/apidoc/8.0/geo.removeDuplicateVertices.xml" generated="2015-10-07T16:36:00.016766-07:00" mode="javascript" xmlns:api="http://marklogic.com/rundmc/api"><api:function-name>geo.removeDuplicateVertices</api:function-name><api:suggest>geo.removeduplicatevertices</api:suggest><api:suggest>geo</api:suggest><api:suggest>removeduplicatevertices</api:suggest><api:function-link mode="xquery" fullname="geo:remove-duplicate-vertices">/apidoc/8.0/geo:remove-duplicate-vertices.xml</api:function-link><api:function mode="javascript" name="removeDuplicateVertices" type="builtin" lib="geo" category="SearchBuiltins" subcategory="Geospatial Operations" hidden="false" bucket="MarkLogic Built-In Functions" prefix="geo" namespace="http://marklogic.com/geospatial" fullname="geo.removeDuplicateVertices"><api:summary>
This function removes duplicate (adjacent) vertices.
Whether a vertex counts as a duplicate will depend on the governing coordinate
system.
If it is applied to a box, circle, or point, no action is taken and the region
is returned unchanged.
</api:summary><api:params><api:param name="region" type="cts:region"><api:param-description>
  A cts region.
  </api:param-description><api:param-name>region</api:param-name><api:param-type>cts.region</api:param-type></api:param><api:param name="options" type="xs:string*" optional="true"><api:param-description>
    The tolerance, units, coordinate system.
  </api:param-description><api:param-name>options</api:param-name><api:param-type>String[]</api:param-type></api:param></api:params><api:return>cts.region</api:return><api:usage>
</api:usage><api:example>
geo:region-clean(
  cts:polygon((
    cts:point(40.1234567890,-120.1234567890),
    cts:point(40.123456543,-120.123456543),
    cts:point(40.12455,-120.123467),
    cts:point(40.13456,-120.1455195)))) =&gt;
    "40.123457,-120.12346 40.12455,-120.12347 40.13456,-120.14552 40.123457,
    -120.12346"

</api:example></api:function></api:function-page>