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-v operator was added in bash 4.2 while we target bash 3 -- Part II

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This commit is contained in:
Kevin van Zonneveld 2019-10-29 08:41:01 +01:00
parent 04cf154b3e
commit 83c77f8df3
1 changed files with 3 additions and 5 deletions
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8
example.sh
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@ -124,18 +124,16 @@ info "arg_f: ${arg_f}"
info "arg_d: ${arg_d}"
info "arg_v: ${arg_v}"
info "arg_h: ${arg_h}"
if [[ -v arg_i ]]
then
if [[ -n "${arg_i:-}" ]]; then
info "arg_i: ${#arg_i[@]}"
for input_file in "${arg_i[@]}"
do
for input_file in "${arg_i[@]}"; do
info " - ${input_file}"
done
else
info "arg_i: 0"
fi
# shellcheck disable=SC2015
[[ -v arg_x ]] && info "arg_x: ${#arg_x[@]}" || info "arg_x: 0"
[[ -n "${arg_x:-}" ]] && info "arg_x: ${#arg_x[@]}" || info "arg_x: 0"
info "$(echo -e "multiple lines example - line #1\\nmultiple lines example - line #2\\nimagine logging the output of 'ls -al /path/'")"