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-rw-r--r--examples/scripts.noah/aref.bash44
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-# aref.bash --- pseudo-array manipulating routines
-# Author: Noah Friedman <friedman@prep.ai.mit.edu>
-# Created 1992-07-01
-# Last modified: 1993-02-03
-# Public domain
-
-# Conversion to bash v2 syntax done by Chet Ramey
-
-# Commentary:
-# Code:
-
-#:docstring aref:
-# Usage: aref NAME INDEX
-#
-# In array NAME, access element INDEX (0-origin)
-#:end docstring:
-
-###;;;autoload
-function aref ()
-{
- local name="$1"
- local index="$2"
-
- set -- ${!name}
- [ $index -ge 1 ] && shift $index
- echo $1
-}
-
-#:docstring string_aref:
-# Usage: aref STRING INDEX
-#
-# Echo the INDEXth character in STRING (0-origin) on stdout.
-#:end docstring:
-
-###;;;autoload
-function string_aref ()
-{
- local stuff=${1:$2}
- echo ${stuff:0:1}
-}
-
-provide aref
-
-# aref.bash ends here