Wildcard?

RM richmondmathewson at gmail.com
Tue May 10 22:39:09 CEST 2016


Oh, look: I'm like a dog returning to its own vomit: 
http://runtime-revolution.278305.n4.nabble.com/Wildcards-td4669119.html

Useless last time: I wonder what chances this time?

Funny considering a lot of other programming languages do use wildcard 
characters (that's a bitchy comment,à l'anglais).

Richmond.

On 10.05.2016 23:33, RM wrote:
> Well, here I am reading my "Revolution 1.1.1" User Guide because when 
> I was
> soaking in a nice hot bath (an excellent location for thinking about 
> Livecode)
> I suddenly thought of a "problem", which, on reflection congealed 
> around the
> term "Wildcard".
>
> Now in the "Revolution 1.1.1" User Guide, page 374 it has this to say:
>
> Wildcard
> A symbol that stands for one or more characters.
>
> Which made me think I was back in the bath-tub staring at my navel.
>
> Couldn't find anything else anywhere at all.
>
> Now I was merrily imagining a stack where a source "spat out" new images
> every 10 seconds and called them T1, T2, T3 . . . . and so on, 
> theoretically
> for ever, and a "gobbler" (meaning another image) chasing these images 
> and
> messing around with "intersect" as one does.
>
> That, Ding-An-Sich, should not be all that hard.
>
> But the code would be a pain-in-the-bum without a wildcard character.
>
> HOWEVER, I cannot, for the life of me, find out which character IS the
> wildcard character in Livecode.
>
> I DON'T want to use Regex as I want to use this with kiddos in
> their elementary progging classes this summer.
>
> ALL I can find are refs to matchChunk and matchText.
>
> Now what I need is a way to do this sort of thing:
>
> on arrowkey AK
>   if AK = "left" then
>    put item 1 of the loc of img "Gobbler" into G1
>    put item 2 of the loc of img "Gobbler" into G2
>    put (G1 - 10) into G1
>     move img "Gobbler" to G1, G2
>  end if
>  ---more of the same with "right", "up", and "down"
>  if intersect(img "Gobbler", img "T#") then
>    --do something boring
> end if
>
> where "#" is the wildcard character.
>
> Richmond.



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