[erlang-questions] removing an element from a list
zambal
zambal@REDACTED
Tue May 3 12:16:08 CEST 2011
Maybe it's just this particular example, but if it's always the first
element in a list that needs to be removed, this is probably the
fasted:
1> A = [q,w,e,r,t,y].
[q,w,e,r,t,y]
2> [_|B] = A.
[q,w,e,r,t,y]
3> B.
[w,e,r,t,y]
--
Vincent
On May 3, 11:04 am, Ivan Uemlianin <i...@REDACTED> wrote:
> Dear All
>
> It seems there are two ways to remove an element from a list:
>
> 1> A = [q,w,e,r,t,y].
> [q,w,e,r,t,y]
> 2> A -- [q].
> [w,e,r,t,y]
> 3> lists:delete(q, A).
> [w,e,r,t,y]
> 4>
>
> Which is better, and why, or is TMTOWTDI? (I'm sure the answer won't be
> as simple as the question:).
>
> With thanks and best wishes
>
> Ivan
>
> --
> ============================================================
> Ivan A. Uemlianin
> Speech Technology Research and Development
>
> i...@REDACTED
> www.llaisdy.com
> llaisdy.wordpress.com
> www.linkedin.com/in/ivanuemlianin
>
> "Froh, froh! Wie seine Sonnen, seine Sonnen fliegen"
> (Schiller, Beethoven)
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