/Shell/Bash/Extract numners from string linux

Extract numners from string linux

Extract numners from string linux

$ NUMBER=$(echo "I am 999 years old." | grep -o -E '[0-9]+')
$ echo $NUMBER
999

1

Source: linuxconfig.org

Extract numners from string linux

echo 'Insert completed. 100 rows added ' | awk '{print $(NF-2)}'

0

Source: unix.com

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