RE: [igraph] get an edge id knowing the extremities

[Emile Richard]

Thanks, I'm using R and igraph_get_eid seems to be a C++ method... can you give 
me an example of how to call it from R?

Best,
 
-----Original Message-----
From: address@hidden [mailto:address@hidden On Behalf Of Gábor Csárdi
Sent: mardi 5 mai 2009 15:56
To: Help for igraph users
Cc: Emile Richard
Subject: Re: [igraph] get an edge id knowing the extremities

Emile, see http://igraph.sourceforge.net/doc/html/ch04s02s02.html#igraph_get_eid

Best, G.

On Tue, May 5, 2009 at 2:46 PM, Emile Richard
<address@hidden> wrote:
>
>
> Hi,
>
>
>
> I'd like to know a quick (native if it exists) to get the id of an edge
> knowing the id of the 2 vertices it connects.
>
> Using the edgelist had my program turn very slowly, I'd like to know if
> there is a better way to do it.
>
>
>
> Many thanks,
>
>
>
>
>
> Emile Richard
>
> 28, rue de Châteaudun
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-- 
Gabor Csardi <address@hidden>     UNIL DGM