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1. unix.stackexchange.com › questions › 25821Grep: how to add an "OR" condition? - Unix & Linux Stack Exchange

   unix.stackexchange.com › questions › 25821

   1 gru 2011 · Great way to learn, though. You don't need regexes if you just want to grep for different fixed patterns. Just use the -e parameter for each pattern you want to match, or one -F if you want to supply them as a newline separated list, or -f if you want to read them from a file (see man grep).

2. linuxtect.com › grep-or-condition-tutorialGrep “OR” Condition Tutorial - LinuxTect

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   25 mar 2022 · The grep command OR condition can be enabled with the -E option like below. grep -E "PATTERN1|PATTERN2|PATTERN3" FILE. PATTERN1,PATTERN2 and PATTERN3 are the search terms or patterns we want to match. -E option is used to make search term with OR condition. | character is used for OR condition.

3. www.golinuxcloud.com › grep20 grep command examples in Linux [Cheat Sheet] - GoLinuxCloud

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   1 sty 2024 · The simple grep command requires two arguments: pattern to search and file name. grep is a case sensitive tool, you have to use correct case when searching through grep commands. It prints the whole line that contain matching patterns until the line breaks occur.

4. www.geeksforgeeks.org › grep-command-in-unixlinuxgrep command in Unix/Linux - GeeksforGeeks

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   12 lip 2024 · In this article, we will explore the combination of Netcat (nc) and Grep commands in a Unix-like environment to execute commands conditionally based on specific search criteria. Netcat enables network communication, serving as a tool for sending and receiving data across networks.

5. linuxier.com › how-to-use-grep-or-conditionHow to Use grep OR Condition [7 Best Ways] - linuxier.com

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   24 lip 2024 · Learn how to use the grep OR condition to search multiple patterns in files efficiently. Discover commands, examples, and best practices for effective searches.

6. www.shellhacks.com › grep-or-grep-and-grep-not-match-multiple-patternsGrep OR – Grep AND – Grep NOT – Match Multiple Patterns

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   27 gru 2016 · From 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.

7. www.cyberciti.biz › faq › howto-use-grep-How to use grep command In Linux / UNIX with examples

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   2 sie 2007 · grep command examples in Linux and Unix. Below is some standard grep command explained with examples to get you started with grep on Linux, macOS, and Unix: Search any line that contains the word in filename on Linux: grep 'word' filename; Perform a case-insensitive search for the word ‘bar’ in Linux and Unix: grep -i 'bar' file1