sed -i -r 's/^CONFIG="(.*) OUTPUT"/CONFIG="\1 OUTPUT CONSOLE"/g' file.txt$ echo 'CONFIG="USER OUTPUT"'|sed -r 's/^CONFIG="(.*) OUTPUT"/CONFIG="\1 OUTPUT CONSOLE"/g'
CONFIG="USER OUTPUT CONSOLE"num=( 16 19 )
text=( test1 test2 )
declare -i index=0
while [ -n "${num[$index]}" ]
do
echo "DEBUG: $index, ${num[$index]}, ${text[$index]}"
sed -i -r "s/^${num[$index]}\./#${num[$index]}/" file
sed -i -r "s/^[^\d#].*${num[$index]}/TEXT:${text[$index]}/" file
index+=1
doneecho -e "hello world\nqqq\naaa" > file.txtMYVAR=$(echo -e "hello world\nqqq\naaa")
echo "$MYVAR" | sed ...
echo "$MYVAR" | grep ...grep UUID /etc/fstab | tr -s " " " "| cut -d " " -f 2/(\w+)(\w+)(\w+)/$2. Вариант без SED в данном случае надежнее и лучше.
cat test.txt | while read; do eval 'for word in '$REPLY'; do echo -n "$word"|tr " " "_"; echo -n " "; done' | cut -d " " --output-delimiter=":" -f 1,3,4,6;donecp ip.txt ip.txt.bak; sed -e 's/\/48$//g' ip.txt.bak | head -n -2 > ip.txtecho 'asdg sd d fgdfh m m sdf 1 2 33 a bb baaaaa z' | sed -r 's/\b\S{1}\b//g'