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grep
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‘grep’ prints lines that contain a match for one or more patterns.
This manual is for version 3.8 of GNU Grep.
This manual is for ‘grep’, a pattern matching engine.
Copyright © 1999–2002, 2005, 2008–2022 Free Software Foundation, Inc.
Permission is granted to copy, distribute and/or modify this
document under the terms of the GNU Free Documentation License,
Version 1.3 or any later version published by the Free Software
Foundation; with no Invariant Sections, with no Front-Cover Texts,
and with no Back-Cover Texts. A copy of the license is included in
the section entitled “GNU Free Documentation License”.
Introduction- Introduction.
Invoking- Command-line options, environment, exit status.
Regular Expressions- Regular Expressions.
Usage- Examples.
Performance- Performance tuning.
Reporting Bugs- Reporting Bugs.
Copying- License terms for this manual.
Index- Combined index.
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