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*Subject*: Re: A[X,Y,Z] -> A[Z,X,Y]*From*: "Liam E. Gumley" <Liam.Gumley(at)ssec.wisc.edu>*Date*: Wed, 09 Aug 2000 13:41:27 -0500*Newsgroups*: comp.lang.idl-pvwave*Organization*: Space Science and Engineering Center, UW-Madison*References*: <9AUG00.17493035@feda34.fed.ornl.gov>*Xref*: news.doit.wisc.edu comp.lang.idl-pvwave:20743

Dave Greenwood wrote: > > I'm trying to analyze data from a new experiment using an IDL code from > a different experiment. The new experiment has data stored in an array > of the form [X,Y,Z] while the code expects [Z,Y,X]. I can do something > like (untested): > > FOR i = 0, z-1 DO BEGIN > FOR j = 0, y-1 DO BEGIN > newarray[i, y, *] = oldarray[*, y, i] > ENDFOR > ENDFOR > > But I thought perhaps someone (probably several people) here could > suggest a better (faster, more elegant, etc.) way? > > Fyi, to give some size to the problem, X=1024, Y=39 and Z=3. a = findgen(1024, 39, 3) b = transpose(a, [2, 0, 1]) help, b B FLOAT = Array[3, 1024, 39] Cheers, Liam. http://cimss.ssec.wisc.edu/~gumley

**Follow-Ups**:**Re: A[X,Y,Z] -> A[Z,X,Y]***From:*Paul van Delst

**References**:**A[X,Y,Z] -> A[Z,X,Y]***From:*Dave Greenwood

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