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Full Discussion: variable substitution in ksh
Top Forums Shell Programming and Scripting variable substitution in ksh Post 302324742 by cfajohnson on Thursday 11th of June 2009 03:17:59 PM
Old 06-11-2009
Quote:
Originally Posted by fpmurphy
The following also works
Code:
eval echo '${BIT'${SUBSET_BIT_NUM}'}'


That's not very reliable:

Code:
  BITTER=qwerty
  SUBSET_BIT_NUM=TER
  IFS=E
  eval echo '$BIT'$SUBSET_BIT_NUM  ## unreliable
  eval echo "\$BIT$SUBSET_BIT_NUM" ## correct

The output is:

Code:
R
qwerty

This User Gave Thanks to cfajohnson For This Post:
 

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