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  1. #!/usr/bin/env bash
  2.  
  3. set -o errexit -o errtrace -o nounset -o pipefail
  4.  
  5. filter_empty_parameters() {
  6.     local -a aParameters=()
  7.  
  8.     for sParameter in "$@";do
  9.         if [[ "${sParameter}" != "" ]];then
  10.             aParameters+=( "${sParameter}" )
  11.         fi
  12.     done
  13.  
  14.     for sParameter in "${aParameters[@]}";do
  15.         echo ": '${sParameter}'"
  16.     done
  17. }
  18.  
  19. filter_empty_parameters 'a' '' 'b b' c ' ' d 'e ' '' ' f'
  20.  
Success #stdin #stdout 0s 4268KB
comments (?)
stdin
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Standard input is empty
stdout
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: 'a'
: 'b b'
: 'c'
: ' '
: 'd'
: 'e '
: ' f'
https://ideone.com/s8TXA0
Filter out empty parameters in BASH
language:
Bash (bash 5.0.3)
created:
5 years ago
visibility:
public

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