grep
Verified for v3.11 LTS
Grep Commands
Grep command syntax with verified terminal examples.
Commands
8 commands for Grep
grep Search
Grep Command: Search For A Pattern In All Files Recursively
grep -rI "<search_pattern>" <path/to/directory> grep Search
Grep Command: Print File Name And Line Number With Color Output
grep -Hn --color=always "<search_pattern>" <path/to/file> grep Search
Grep Command: Use Extended Regexes Case Insensitive
grep -Ei "<search_pattern>" <path/to/file> grep Search
Grep Command: Search For A Pattern Within Files
grep "<search_pattern>" <path/to/file1 path/to/file2 ...> grep Search
Grep Command: Search For An Exact String
grep -F "<exact_string>" <path/to/file> grep Search
Grep Command: Print Context Around Each Match
grep --context 3 "<search_pattern>" <path/to/file> grep Search
Grep Command: Print Only The Matched Text
grep -o "<search_pattern>" <path/to/file> grep Search
Grep Command: Read From Stdin And Invert Match
cat <path/to/file> | grep -v "<search_pattern>" Suggest a Grep Command
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FAQ
Coverage: Focused examples for common Grep workflows.
Verified version: v3.11 LTS.
Verification: Test commands in a disposable workspace and submit notes for edge cases.