https://graphviz.gitlab.io/_pages/Download/windows/graphviz-2.38.msi
* Firstly in: ''c:\Program Files\Graphviz*\bin\dot.exe'' * Then in: ''c:\Program Files (x86)\Graphviz*\bin\dot.exe''
add PATH (C:\Program Files (x86)\Graphviz2.38\bin)
demo.dot
digraph G {
A -> B [label="10"]
B -> A [label="20"];
}
dot -Tpng demo.dot -o demo_dot.png
https://www.youtube.com/watch?v=18_kVlQMavE
https://www.youtube.com/watch?v=UI6lqHOVHic