[erlang-questions] string to tupple ?

Rapsey <>
Sun Jun 20 19:50:23 CEST 2010


The best representation depends on what operations you need to perform. List
of tuples or just a plain list of integers would most likely be best.
Parsing that format is pretty easy:

L = string:tokens("(a,b),(c,d),(e,f)","(),").
[list_to_integer(C) || C <- L].


Sergej

On Sun, Jun 20, 2010 at 7:43 PM, info <> wrote:

> After a few manipulation with list, string, I broke my head with this
> problem.
>
> I extract from a mysql database a list representing a list of coordinates.
> The string is like this "(a,b),(c,d),(e,f) ......."
> I would like to transform this string in order to easily manipulate each
> coordinate.
> What is the best representation in erlang ?
> - a list of tupples : if yes how to transform it in [{a,b},{c,d},{e,f},
> ....]
> - other representations ?
>
> John
>


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