Shell Programming and Scripting

" LG     0 0   18   14   172.16.2.20        1      2    OK T    OK T    OK T"

LG 0 0, 18

echo '" LG 0 0 18 14 172.16.2.20 1 2 OK T OK T OK T"' | perl -nle 'if (/^"\s?(\w+\s+\d+\s+\d+)(\s+\d+)/) { print "$1,$2"}'

echo '" LG 0 0 18 14 172.16.2.20 1 2 OK T OK T OK T"' | sed 's/" \(.. . .\)\( ..\).*/\1,\2/g'

echo '" LG 0 0 18 14 172.16.2.20 1 2 OK T OK T OK T"' | sed 's/" \+\([A-Za-z]\+ \+[0-9]\+ \+[0-9]\+\)\( \+[0-9]\+\).*/\1,\2/g'

sed 's/" \(\w+\s+\d+\s+\d+\)\(\s+\d+\).*/\1,\2/g'

" LG     0 0   18   14   172.16.2.20        1      2    OK T    OK T    OK T"

"LG     0 0, 18"

sed 's/\(s+\)(\w+\s+\d+\s+\d+\)\(\s+\d+\).*/\2\,\3/' pmnode

sed: command garbled: s/\(s+\)(\w+\s+\d+\s+\d+\)\(\s+\d+\).*/\2\,\3/

sed 's/\(\w\+\s\+\w\+\s\+\w\+\)\(\s\+\w\+\).*/\1,\2/g'