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 A LineSymbolizer is used to render a "stroke" along a linear geometry.
 
-| *parameter* | *value*  | *description* | *unit* | *default* |
-----------------|---------|----------------|-------|------------|
-| stroke            |  CSS colour  | A Color value such as 'green' or #A3D979 | - |  "black" |
-| stroke-width | 0.0 - n | Width of line | pixels |  1.0 |
-| stroke-opacity | 0.0 - 1.0 | 1 is fully opaque while zero is fully transparent and .5 would be 50% transparent| transparency |  1.0  |
-| stroke-linejoin  | miter, round, bevel | See [SVG stroke-linejoin](http://www.w3.org/TR/SVG/painting.html#StrokeLinejoinProperty) for an example for each value | - |  miter |
-| stroke-linecap   | round, butt, square | See [SVG stroke-linecap](http://www.w3.org/TR/SVG/painting.html#StrokeLinecapProperty) for an example for each value | - |  butt  |
-| stroke-dasharray | 0.0 - n,0.0 - n | A pair of length values [a,b], where (a) is the dash length and (b) is the gap length respectively. More than two values are supported as well (e.g. to start the line not with a stroke, but with a gap). | pixels | none |
+| *parameter* | *value*  | *description* | *unit* | *default* | *accepts expressions*
+----------------|---------|----------------|-------|------------|--------------------|
+| stroke            |  CSS colour  | A Color value such as 'green' or #A3D979 | - |  "black" | mapnik >= 3.0 |
+| stroke-width | 0.0 - n | Width of line | pixels |  1.0 | mapnik >= 3.0 |
+| stroke-opacity | 0.0 - 1.0 | 1 is fully opaque while zero is fully transparent and .5 would be 50% transparent| transparency |  1.0  | mapnik >= 3.0 |
+| stroke-linejoin  | miter, round, bevel | See [SVG stroke-linejoin](http://www.w3.org/TR/SVG/painting.html#StrokeLinejoinProperty) for an example for each value | - |  miter | no |
+| stroke-linecap   | round, butt, square | See [SVG stroke-linecap](http://www.w3.org/TR/SVG/painting.html#StrokeLinecapProperty) for an example for each value | - |  butt  | no |
+| stroke-dasharray | 0.0 - n,0.0 - n | A pair of length values [a,b], where (a) is the dash length and (b) is the gap length respectively. More than two values are supported as well (e.g. to start the line not with a stroke, but with a gap). | pixels | none | no |
 
 ## Examples