Grasshopper

algorithmic modeling for Rhino

I am currently implementing grasshopper to data visualisation. And here I found some issues i want to shere. 

The point is that I ofthenly need to grab data in different formats, even different formats in one column. In general I hava all data as a strings.

This mean that I feed grasshopper with panel or strings from exel and read it back to numbers inside grasshopper, and here is the point. I connect the number component to the panel, and it turns red. Its ok, I need to re-write or cure data in list, - the point is that I cant find it there - number component dont give me nulls or empty items - so I cant detect the problematic string... I have to do it manually. So I need your help - maybe there is some trick or idea how to deal with that...

and its looks like that replace string component does not work at all... I had to explode string into elemets and use @replace elements in set@ component instead....

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post your definition.

Replace String works as expected for me.

this one is for the first issue
and yess... I did ont save this def, now replace string works correctly, I dont know what happened...

I changed it so that nulls are now inserted on a failed conversion. It is a breaking behavioural change, but it is more consistent with other areas in Grasshopper so I think it makes sense.

--

David Rutten

david@mcneel.com

Poprad, Slovakia

thanks! Actually I found a partial solution finding the difference in the sets of data trees. But it will be really much handler tomorrow

btw it is only on mine computer // command dont work (gives division instead of panel) now?

and all /6, +6, -6 commands dont work? (dont give 6 as a second parameter?)

These shortcuts are fixed now, they stopped working when Persistent Data became a tree in 0.9

--

David Rutten

david@mcneel.com

Poprad, Slovakia

https://dl.dropbox.com/u/9561169/grasshopper/Converse.ghcluster 

here is  the cluster I made to find and cure problematic strings. Anyway, from my point of view it will be better if component will give nulls instead of erasing unconverted data...

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