Unix/Linux Folder TreeOne-line Bash shell script Just ls, grep, and sed Quiz Quick, what does the following Unix/Linux command do? $ ls -R | grep "^[.]/" | sed -e "s/:$//" -e "s/[^\/]*\//--/g" -e "s/^/ |/" If you said, "Well, that's obvious; it shows a graphical representation of the current subfolders.", you'd be correct. Example You can use the command to create a program called tree that would work something like th
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