Awk
使用 grep 搜尋文件,顯示目前的“cat”行
cat
我用和搜尋一個巨大的文件grep
。我需要知道一直在哪條線上cat
。如果我想搜尋
ball
:cat file.txt | grep ball
文件:
football tennis hockey basketball ...
我需要的:
1. row - football [1/1000] 2. row - [2/1000] 2. row - [3/1000] 3. row - basketball [4/1000]
完成**
awk
+wc
**方法:樣品
file.txt
:football tennis hockey basketball boxing
awk -v t=$(wc -l file.txt | cut -d' ' -f1) '{ printf "%s[%d/%d]\n",(/ball/? $0" ":""),NR,t }' file.txt
輸出:
football [1/4] [2/4] [3/4] basketball [4/4] [5/5]
做
grep -n ball file.txt
會輸出1:football 4:basketball