/home/system/app/WebAgent1500/jre/bin/Java
This directory is how to extract the/home/system/app/WebAgent1500/, remove after 3 columns (jre/bin/Java), after only 3 column is invariable, the directory path in front of is will be, a great god give advice or comments, please

CodePudding user response:

Can't directly replace with sed?

CodePudding user response:

reference 1st floor agpintel response:

directly replace with sed?

Yes, already can replace with sed

CodePudding user response:

/root @ yangzhen ~ # echo $STR | awk 'BEGIN {FS="/"} {print "/" $2 "/" $3 "/" $4 "/" $5 "/"}'
/home/system/app/WebAgent1500/

CodePudding user response:

/root @ yangzhen ~ # STR="/home/system/app/WebAgent1500/jre/bin/Java"
/root @ yangzhen ~ # echo $STR | sed 's/jre \ bin \/Java//g'
/home/system/app/WebAgent1500/

CodePudding user response:

Echo "/home/system/app/WebAgent1500/jre/bin/Java" | awk -f "/" '{print "/" $2 "/" $3 "/" $4 "/" $5 "/"}'

CodePudding user response:

Awk methods:
Echo "/home/system/app/WebAgent1500/jre/bin/Java" | awk -f "/" '{print "/" $2 "/" $3 "/" $4 "/" $5 "/"}'
After the sed to reference methods:
Echo "/home/system/app/WebAgent1500/jre/bin/Java" | sed - r "s # (. *) jre. * # # \ 1 g"

CodePudding user response:

reference 4 floor jasonyang69 response:

/root @ yangzhen ~ # STR="/home/system/app/WebAgent1500/jre/bin/Java"
/root @ yangzhen ~ # echo $STR | sed 's/jre \ bin \/Java//g'
/home/system/app/WebAgent1500/

Thank you, I am using is also this article

CodePudding user response:

Look at with this?
Echo "/home/system/app/WebAgent1500/jre/bin/Java" | awk '{gsub (/\ jre \ bin \/Java/, "", $0); Print $0} '