From d9c7edcc848f41304010f37c76668418bfa51de1 Mon Sep 17 00:00:00 2001 From: RH-sdavey <32485509+RH-sdavey@users.noreply.github.com> Date: Thu, 2 Jul 2020 14:22:51 +0200 Subject: [PATCH] zgrep: add page (#4131) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Co-authored-by: Zlatan Vasović --- pages/linux/zgrep.md | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 pages/linux/zgrep.md diff --git a/pages/linux/zgrep.md b/pages/linux/zgrep.md new file mode 100644 index 0000000000..1d7a899181 --- /dev/null +++ b/pages/linux/zgrep.md @@ -0,0 +1,31 @@ +# zgrep + +> Grep text patterns from files within compressed file (equivalent to grep -Z). + +- Grep a pattern in a compressed file (case-sensitive): + +`zgrep {{pattern}} {{path/to/compressed/file}}` + +- Grep a pattern in a compressed file (case-insensitive): + +`zgrep -i {{pattern}} {{path/to/compressed/file}}` + +- Output count of lines containing matched pattern in a compressed file: + +`zgrep -c {{pattern}} {{path/to/compressed/file}}` + +- Display the lines which don’t have the pattern present (Invert the search function): + +`zgrep -v {{pattern}} {{path/to/compressed/file}}` + +- Grep a compressed file for multiple patterns: + +`zgrep -e "{{pattern_1}}" -e "{{pattern_2}}" {{path/to/compressed/file}}` + +- Use extended regular expressions (supporting `?`, `+`, `{}`, `()` and `|`): + +`zgrep -E {{^regex$}} {{path/to/file}}` + +- Print 3 lines of [C]ontext around, [B]efore, or [A]fter each match: + +`zgrep -{{C|B|A}} {{3}} {{pattern}} {{path/to/compressed/file}}`