linux grep 2 things
Grep OR Using grep -e Use multiple -e option in a single command to use multiple patterns for the or condition. For example, grep either Tech or Sales from the employee. txt file. Use multiple -e option with grep for the multiple OR patterns.,You need to put the expression in quotation marks. The error you are receiving is a result of bash interpretting the ( as a special character. Also, you need to tell ... ,The word boundary has a similar effect to -w , but can be used as part of the expression. '-b' Match the empty string at the edge of a word. [...] '-<' Match the empty ... ,Single quotes prevent expansion of anything between them (including backslashes); the only thing you can't do then is have single quotes in the pattern. grep ... ,Welcome to the most active Linux Forum on the web. ,agrep can do it with this syntax: agrep 'pattern1;pattern2'. With GNU grep , when built with PCRE support, you can do: grep -P '^(?=.*pattern1)(?=.*pattern2)'. , If the order of the patterns is fixed then you can easily use grep as in: grep -E 'pattern1.*pattern2.*pattern3'. But in case that all patterns must be ..., How do I grep for multiple patterns? Use single quotes in the pattern: grep 'pattern*' file1 file2. Next use extended regular expressions: egrep 'pattern1|pattern2' *. py. Finally, try on older Unix shells/oses: grep -e pattern1 -e patter
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 linux grep 2 things 相關參考資料
7 Linux Grep OR, Grep AND, Grep NOT Operator Examples
Grep OR Using grep -e Use multiple -e option in a single command to use multiple patterns for the or condition. For example, grep either Tech or Sales from the employee. txt file. Use multiple -e opt... https://www.thegeekstuff.com How can I grep for this or that (2 things) in a file? - Unix ...
You need to put the expression in quotation marks. The error you are receiving is a result of bash interpretting the ( as a special character. Also, you need to tell ... https://unix.stackexchange.com How can I grep two things where one has option -w? - Unix & Linux ...
The word boundary has a similar effect to -w , but can be used as part of the expression. '-b' Match the empty string at the edge of a word. [...] '-<' Match the empty ... https://unix.stackexchange.com How do I grep for multiple patterns with pattern having a pipe ...
Single quotes prevent expansion of anything between them (including backslashes); the only thing you can't do then is have single quotes in the pattern. grep ... https://unix.stackexchange.com how to grep 2 words at the same time - LinuxQuestions.org
Welcome to the most active Linux Forum on the web. https://www.linuxquestions.org How to run grep with multiple AND patterns? - Unix & Linux Stack ...
agrep can do it with this syntax: agrep 'pattern1;pattern2'. With GNU grep , when built with PCRE support, you can do: grep -P '^(?=.*pattern1)(?=.*pattern2)'. https://unix.stackexchange.com How to run multiple AND in grep command - Unix & Linux Stack Exchange
If the order of the patterns is fixed then you can easily use grep as in: grep -E 'pattern1.*pattern2.*pattern3'. But in case that all patterns must be ... https://unix.stackexchange.com Search Multiple Words String Pattern Using grep Command ...
How do I grep for multiple patterns? Use single quotes in the pattern: grep 'pattern*' file1 file2. Next use extended regular expressions: egrep 'pattern1|pattern2' *. py. Finally, tr... https://www.cyberciti.biz |