check for null or other special characters?

Bob


On May 3, 2012, at 10:47 AM, Peter M. Brigham, MD wrote:

> I have a customprop, CYPdata, that is an array, each element of which is an 
> array itself. I am scraping the data to build CYPdata from an HTML page on 
> the web, and filling it via script by parsing the HTML. There is an odd bug 
> that I'm trying to get to the bottom of, and something strange is happening 
> when I do the following in a test button:
> 
> on mouseUp
>   put the CYPdata of this stack into CYParray
>   put CYParray["fluvoxamine"] into aFLV
>   put CYParray["doxepin"] into aDOX
>   put aFLV is an array into testFLV
>   put aDOX is an array into testDOX
>   breakpoint
> end mouseUp
> 
> In the debugger variable pane at the breakpoint, expanding the array CYParray 
> shows the keys, which are a whole list of drugs (as it should be), and each 
> key/drug is indeed indicated as containing an array (with the little gray 
> expansion triangle at the left). If I examine CYParray["fluvoxamine"] by 
> clicking the expansion triangle, it shows the elements of that array, as 
> expected. Same for CYParray["doxepin"]. The correct data is there in both 
> cases. However, the aDOX variable does not display as an array (no expansion 
> triangle) and testDOX = false, whereas aFLV is indeed an array, as displayed 
> in the debugger and confirmed by testFLV = true.
> 
> What could be going on here? As it happens, the "doxepin" case is handled 
> differently from the "fluvoxamine" case when I parse the HTML in loading the 
> array, since they appear in slightly different contexts, so that must be the 
> source of the difference, but how can the debugger show the "doxepin" array 
> keys properly but somehow CYParray["doxepin"] not an array? Any ideas?
> 
> -- Peter
> 
> Peter M. Brigham
> pmb...@gmail.com
> http://home.comcast.net/~pmbrig
> 
> 
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