Re: Sorting an associative array by key fails

[Kerin Millar]

On Wed, 25 Aug 2021 17:30:08 +0000
hancooper via <help-bash@gnu.org> wrote:

> I am populating an associative array, which I want to sort later by key for 
> display purposes.
> 
> The sort will fail with the following code, because the sort gives
> 
> 1-0
> 1-12
> 1-15
> 1-18
> 1-21
> 1-24
> 1-27
> 1-3
> 1-30
> 1-33
> 1-36
> 1-39
> 1-42
> 1-45
> 1-48
> 1-51
> 1-54
> 1-57
> 1-6
> 1-9
> 
> Somehow I need a function that I can pass a numeric value and returns me a 
> string with
> a tho appropriate nember of zeroes appended at the beginning (e.g. to get 
> 1-00, 1-01, 1.02, ... ).
> 
> Here is the code.
> 
> local i
> declare -A asc
> for (( i = 0; i < ndlc; i++ )); do
> k=$(( (i % nproc) + 1 ))
> elm=${dlc[$i]} ; elm=${elm#*$'\t'} # remove size entry
> asc[$k-$i]="$elm" # set dir name
> (( vb >=3 )) && echo "asc[$k-$i]=dlc[$i]"
> done

Though non-portable: done | sort -V.

-- 
Kerin Millar