efficiency, deep lists

Ulf Wiger etxuwig@REDACTED
Wed Oct 3 13:03:02 CEST 2001

On Wed, 3 Oct 2001, Richard Carlsson wrote:

>On Tue, 2 Oct 2001, Ulf Wiger wrote:
>> The real function I rewrote was not (increment on deep lists),
>> but the following (slightly modified to protect the innocent):
>So the order of Value elements in the final list was not
>important? (Since your new version changes the order to strict
>left-to-right. Maybe this was also a bug fix?)

Uhm, perhaps you're seeing something I don't...?
Anyway, I did the following:

9> Keys = lists:seq(1,10). 
10> continuation:get_values(Keys).
11> continuation:get_values2(Keys).
12> v(10) == v(11).

and therefore concluded that the functions were equivalent,
without any deeper code analysis.

Ulf Wiger                                    tfn: +46  8 719 81 95
Senior System Architect                      mob: +46 70 519 81 95
Strategic Product & System Management    ATM Multiservice Networks
Data Backbone & Optical Services Division      Ericsson Telecom AB

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