A user-agent of Edge is
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36 Edge/15.15063
The parsed result of browser version is {'major': 15, 'minor':15063}, and I parsed the same ua in the following website whatismybrowser, it returnd Edge 40， and I found that 15 is the Layout Engine Version and 40 is Software Version, maybe return Software Version is better.
Forgive my poor English and thanks to the contribution
A user-agent of Edge is
The parsed result of browser version is
{'major': 15, 'minor':15063}, and I parsed the same ua in the following website whatismybrowser, it returndEdge 40， and I found that 15 is the Layout Engine Version and 40 is Software Version, maybe return Software Version is better.Forgive my poor English and thanks to the contribution