function for greatest object in list less than or equal to a value

[Peter M. Brigham]

function getMaxLessThan tList,maxVal
   repeat for each item i in tList
      if i < maxVal then put i & comma after outList
   end repeat
   return max(item 1 to -1 of outList)
end getMaxLessThan

Simple and fast.

-- Peter

Peter M. Brigham
pmbrig at gmail.com
http://home.comcast.net/~pmbrig

On Oct 11, 2015, at 12:15 PM, Dr. Hawkins wrote:

> It would be nice to have an intrinsic for this, but I just read the entire
> function list . . .
> 
> I need to find the largest number in a list which is smaller than a
> specified value.
> 
> e.g., for the list "1,3,4,7,9" and 5, the largest such value would be 4.
> 
> In a spreadsheet, I could use use vlookup() and specified the index as the
> row to return.
> 
> In a database, could " SELECT MAX(myVar) WHERE myVar<5;", and so forth
> 
> I  had thought that FILTER could take a]b arbitrary function, but
> apparently not. t It could conceivably use a rgexp, but calling a regex for
> numeric comparison "ugly" would be polite
> 
> I'm not seeing anyhing better than lo better than looping through at the
> moment
> -- 
> Dr. Richard E. Hawkins, Esq.
> (702) 508-8462
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