Re: array as loopvariable - howto

[Peter Stephenson <pws@csr.com>]

jarausch@igpm.rwth-aachen.de wrote:
> I would like to write a loop over a list of arrays,
> 
> e.g. I would like to iterate over pairs of (username,UID)
> 
> A naiv try like
> 
> for User in (User1,100) (User2,120); do  echo "$U[1] has UID $U[2]";
> done
> 
> failed.
> Is this possible in ZSH?

>From 4.1.1 which is appearing Real Soon Now (TM) you can do

for User Uid in User1 100 User2 120; do
  echo "$User has UID $User2"
done

(You are encouraged to try out 4.1.1-test-2 if you are at all interested
in upgrading.)

Until then, you are stuck with either indexing multiple real arrays or
tricks with word splitting.

-- 
Peter Stephenson <pws@csr.com>                  Software Engineer
CSR Ltd., Science Park, Milton Road,
Cambridge, CB4 0WH, UK                          Tel: +44 (0)1223 692070


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