You can see that each ring in the multi-polygon is transformed to a single sub-path in SVG, started with the m control character and terminated with Z to close the ring.
可以看到，多多边形中的每个环都被转换成s VG中的一个子路径，每个环以控制字符m开始，以Z结束。
2
The following example constructs a path that consists of a single polygon.
下面的示例构造由一个多边形组成的路径。
3
Drawing tools: the path and polygon drawing tools are now available in the free product.