Answers for "grep extract substring"

grep for substring

output=$(command)
[[ $output =~ (CpuIowait=[0-9][.][0-9]{2}) ]] && echo "${BASH_REMATCH[1]}"

Posted by: Guest on April-05-2021

grep extract only matched string

grep -E -o "insert regex here"

Posted by: Guest on July-07-2020

Code answers related to "grep extract substring"