2 months ago
- grep is a ubiquitous text search tool in Linux environments.
- The guide covers basics, recursive search, search options, and output options with interactive examples.
- Basic usage involves providing a pattern and file; grep prints matching lines.
- Search options include case-insensitivity, whole words, regular expressions, and inverse matching.
- Output options like counting matches, showing only matches or files, context lines, and colors enhance usability.
- grep supports recursive directory searches with file inclusion/exclusion globs.
- Alternatives like ripgrep exist, but grep remains essential for compatibility.
- The guide encourages experimentation and referencing grep's help for advanced features.