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Re: how to sort data based on other sorted data [message #58008 is a reply to message #58006] Wed, 09 January 2008 13:03 Go to previous messageGo to previous message
wlandsman is currently offline  wlandsman
Messages: 743
Registered: June 2000
Senior Member
On Jan 9, 2:24 pm, placebo <willie.mad...@gmail.com> wrote:
In order to keep this post short lets say the
> data file has 8 coordinates scrambled in the list, and I want to sort
> it first by the 'z' coordinate (3rd column) then by the 'y' coordinate
> (2nd column) then finally by the 'x' column. for example:

try Craig Markwardt's multisort

http://astrog.physics.wisc.edu/~craigm/idl/arrays.html#MULTI SORT
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