Re: associative array

[José Abílio Matos]

On Thursday, 26 March 2020 20.00.39 WET Francesco Potortì wrote:

> I need an associative array, and I tried with structs, with the field

> names as keys.

>

> Unfortunately it clearly slows down with size. I have about 30000 keys,

> for each I first check if it's already there, if not I create it, if

> it's there I add some data. The number of operations (insertion +

> updates) is around 55000. The slowdown appears to be quadratic (but I

> have not made any measurement, in fact).

>

> Are there more efficient ways to build and update an associative array?

 

How about containers.Map:

https://octave.org/doc/v5.2.0/containers_002eMap.html

 

--

José Matos