gr arrow tail
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@ -164,7 +164,7 @@ function gr_polyline(x, y, func = GR.polyline; arrowside=:none)
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GR.drawarrow(x[iend-1], y[iend-1], x[iend], y[iend])
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GR.drawarrow(x[iend-1], y[iend-1], x[iend], y[iend])
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end
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end
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if arrowside in (:tail,:both)
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if arrowside in (:tail,:both)
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GR.drawarrow(x[2], y[2], x[1], y[1])
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GR.drawarrow(x[istart+1], y[istart+1], x[istart], y[istart])
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end
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end
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else
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else
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break
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break
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