[erlang-questions] how to get the factual ip address?

[litao cheng]

thank you very much!
that's ok!
:)

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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