![]() ![]() Let's say we have an example file file1.txt which has two lines and we want to search some word/string from this file. Grep Īlso Read: 10 Useful iproute2 tools examples to Manage Network Connections in Linux Example 1: How to use grep command in Linux/Unix Here, we will go through different examples of grep command to understand its usages. Another important use of grep command which you will often see is in Linux Scripting. This tool also provides us the capability to do search based on Regular Expressions which makes it further useful in analyzing logs and files for troubleshooting purposes. It is one of the best searching tool currently in use. grep is an open source tool that can be used for searching text/word/strings from files and directories in Linux and Unix based Operating Systems. In this article, I will take you through 31 Useful grep command examples in Linux/Unix. Example 31: Check Other grep command options.Example 30: Exclude Directory from grep command search.Example 29: Exclude Some Files from grep search.Example 28: Stop Displaying output after a MAX Count.Example 27: Suppressing File Name Prefix in the output.Example 26: Using Egrep option with grep command.Example 25: Using grep command in Quiet Mode.Example 24: Include Symlinks in grep command search.Example 23: Redirect grep command output to a file.Example 22: Search Files which appears to be binary.Example 21: Using color output with grep command.Example 20: Using grep command with other Linux commands.Example 19: Search Strings based on Regex.Example 18: Search Specific Time Range Logs.Example 17: Using Multiple Search Pattern.Example 16: Using Regular Expressions to search a word/string.Example 15: Display Filename containing matched pattern.Example 14: Display Line number of searched word/string.Example 13: Display Only Matched Pattern using grep command.Example 12: Display output with exact matches.Example 11: Count number of matched words using grep command. ![]() Example 10: Search a word/string in All the Files.Example 9: Display Lines with exact matches.Example 8: Perform Recursive Search Operations.Example 7: Display N Lines above and below the matched pattern.Example 6: Display N Lines before pattern search.Example 5: Display N Lines after pattern match.Example 4: Invert Search Pattern using grep command.Example 2: Ignore Case Distinction using grep command in Linux.Example 1: How to use grep command in Linux/Unix. ![]()
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