(ksh) problem with scripting


 
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# 8  
Old 12-14-2010
Quote:
Originally Posted by radoulov
The OP seems to be using a shell that supports arrays, so, in my opinion, no external programs are needed.
What external program are you referring to, eval being a shell builtin ?
# 9  
Old 12-14-2010
Quote:
Originally Posted by radoulov
The OP seems to be using a shell that supports arrays, so, in my opinion, no external programs are needed.
His external program ^^^ Smilie
# 10  
Old 12-15-2010
Could the colon : help in any way ?
# 11  
Old 12-15-2010
Quote:
Originally Posted by DGPickett
eval is a built in ksh function to allow an extra pass of evaluation, not an external program.
Quote:
Originally Posted by jlliagre
What external program are you referring to, eval being a shell builtin ?
I stand corrected, I though eval wasn't implemented as built in all frequently used ksh implementations.


Quote:
The problem is that the name of a variable has to be constructed from a variable. An associative array could be used. Is that what you meant?
No.

Quote:
Array, barefoot, is just a pile of like sized items you can index by number.
Yes,
given the output the OP posted ...

Code:
/home/gold/Release-Wechsel/Skripte_RW/test3.sh[5]: land1=DE:  not found
/home/gold/Release-Wechsel/Skripte_RW/test3.sh[5]: land2=FR:  not found

... I assumed array_zahl contains only integers and most probably eval is unnecessary (i.e. no need to dynamically construct identifiers).
# 12  
Old 12-15-2010
I also assumed array_zahl contains only integers and I definitely agree using arrays would be more elegant. However, the eval statement would be less intrusive to the rest of the OP code should he already use hardcoded variable names.
# 13  
Old 12-15-2010
Quote:
Originally Posted by jlliagre
However, the eval statement would be less intrusive to the rest of the OP code should he already use hardcoded variable names.
I agree.
# 14  
Old 12-15-2010
Isn't it amazing: how much we learn answering questions?
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