[erlang-questions] how to get the factual ip address?
Sun Oct 26 15:45:56 CET 2008
thank you very much!
2008/10/26 Matthew Dempsky <matthew@REDACTED>
> 2008/10/25 litao cheng <litaocheng@REDACTED>:
> > I can use the ifconfig to see the ip address of eth0 is 192.168.1.101, I
> > want to get this value. how can I do it?
> Computers have more than one IP address. E.g., yours has both
> 127.0.0.1 and 192.168.1.101. Other computers have even more. The
> inet module has undocumented functions getif/0 and getiflist/0 that
> might do what you want.
> Another possibility is to call inet:sockname/1 on an open socket to
> find what address the operating system used.
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