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Added zmflag(geom) doc
git-svn-id: http://svn.osgeo.org/postgis/trunk@946 b70326c6-7e19-0410-871a-916f4a2858ee
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@ -3587,6 +3587,17 @@ dimension
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</listitem>
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</varlistentry>
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<varlistentry id="zmflag">
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<term>zmflag(geometry)</term>
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<listitem>
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<para>Returns ZM (dimension semantic) flag of the geometries as
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a small int. Values are: 0=2d, 1=3dm, 2=3dz, 3=4d.
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</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term>length2d(geometry)</term>
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