Using sed command (exact order): $ sed '/PATTERN1.*PATTERN2/!d' FILE
Using awk command (any order): $ awk '/PATTERN1/ & /PATTERN2/' FILE Using awk command (exact order): $ awk '/PATTERN1.*PATTERN2/' FILE Using grep command (any order): $ grep -E 'PATTERN1.*PATTERN2|PATTERN2.*PATTERN1' FILEĬool Tip: The server is out of memory? Check what processes are using all the RAM and SWAP! Bash one liner for the true Linux admins! Read more → Using grep command (exact order): $ grep -E 'PATTERN1.*PATTERN2' FILE Use one of the following commands to find and print all the lines of a file, that match multiple patterns. Note, that you can both find the lines in a file that match multiple patterns in the exact order or in the any order. It is also often required to grep a file for multiple patterns – when it is needed to find all the lines in a file, that contain not one, but several patterns. Using sed command: $ sed -e '/PATTERN1/b' -e '/PATTERN2/b' -e d FILE GREP AND: Match Multiple Patterns Using awk command: $ awk '/PATTERN1|PATTERN2/' FILE Using grep and egrep commands: $ grep "PATTERN1\|PATTERN2" FILE
Grep pattern in file how to#
I’ll show the examples of how to find the lines, that match any of multiple patterns, how to print the lines of a file, that match each of provided patterns and how to find and print the lines, that do not match a pattern (negative matching).Ĭool Tip: Find and validate email addresses with grep command! The best regular expression for email addresses! Read more → GREP OR: Match Any Of Multiple Patternsįind all the lines of a file, that match any of provided patterns.
The grep, egrep, sed and awk are the most common Linux command line tools for parsing files.įrom the following article you’ll learn how to match multiple patterns with the OR, AND, NOT operators, using grep, egrep, sed and awk commands from the Linux command line.
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