Re: Is subscripting a slice useful
- Posted by Pete Lomax <petelomax at blueyonder.co.uk> Oct 14, 2004
- 564 views
On 12 Oct 2004 12:45:59 +0200, Christian Cuvier <Christian.CUVIER at agriculture.gouv.fr> wrote: <snip> >>>>>> and hence a nested subscript of that could not >>>>>> possibly yield a sequence of length 4. >>>>False, if the intermediate sequence is made of sequences itself. >> I don't understand what you mean. Please give me an example. >Let's call this question Q0, see below. <snip> >(answers Q0 btw) >Apply [1..1] to it -> {{{8}, {14}}, {{12}, {21}}} ?length({{{8}, {14}}, {{12}, {21}}}) (It has tickled me, that one, <giggle>) >You need the [] construct, which would mean "skip this level of sequencing". >Then you can go to this point by using c[1..2][2..3][][][1]. Oooh, lovely syntax) >{{{8,10,12,22}}, {{12,15,18,33}}} would be (c[1..2][2..3])[1..2][1..1] Eeek ) >> c[2..3][2..3]+={2,3} >I'd say the second one. You get the third one by c[2..3][2..3]+={{2,3}}, and >the first one by c[2..3][2..3]+={{2},{3}}. <snip> >Fire at will... I give, you win! This is all possible, but you should at least by now understand why *I* don't consider it an improvement to the lovely, elegant language we all know and love. If the majority want this, so be it, I've had my say. Regards, Pete