From ce53d4aaf544a48177f2356f65c3370ecf3cf2a5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=90=95=E7=A8=8B=E9=A3=8E?= <makonike@anyview.fun>
Date: Fri, 28 Oct 2022 08:39:16 +0800
Subject: [PATCH] fix: fix the typo and add some examples (#439)

* docs: update tar.md

* docs: update tar.md
---
 command/tar.md | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/command/tar.md b/command/tar.md
index e321304124e..d6ef556f327 100644
--- a/command/tar.md
+++ b/command/tar.md
@@ -469,10 +469,17 @@ tar -jcvf log.tar.bz2 log2012.log  打包后，以 bzip2 压缩
 
 **解压目录**
 
-去掉第一层目录结构，要出除第二层，--strip-components 2
+参数--strip-components NUMBER，在提取时从文件名中删除NUMBER个前导组件，如要去除前二层，参数为--strip-components 2
 
 ```shell
 tar -xvf portal-web-v2.0.0.tar --strip-components 1  -C 指定目录
+
+示例
+tar -xvf xxx.tar.gz -C /usr/src/a
+/usr/src/a/xxxxx/src/opp/b.txt
+
+tar -xvf xxx.tar.gz -strip-components=1 -C /usr/src/a
+/usr/src/a/src/opp/b.txt
 ```
 
 **查阅上述tar包内有哪些文件** ：