From e33c0af88d18b15fdef671c147e4fd4f7d287fab Mon Sep 17 00:00:00 2001
From: CyC2018 <1029579233@qq.com>
Date: Mon, 12 Mar 2018 16:26:38 +0800
Subject: [PATCH] auto commit

---
 notes/Linux.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/notes/Linux.md b/notes/Linux.md
index 2c072e75..48620d29 100644
--- a/notes/Linux.md
+++ b/notes/Linux.md
@@ -973,6 +973,8 @@ $ printf '%10s %5i %5i %5i %8.2f \n' $(cat printf.txt)
 
 ## awk
 
+可以根据字段的某些条件进行匹配，例如匹配字段小于某个值的那一行数据。
+
 ```html
 $ awk '条件类型 1 {动作 1} 条件类型 2 {动作 2} ...' filename
 ```