linux查看文件行號的七種方法
阿新 • • 發佈：2018-05-15
小知識文件內容如下，要求顯示文件內容對應的行號
[root@gaoyang ~ 13:01:16]# cat 123.txt name:i am gaoyang birthday:19961025 what the fuck!!!!
1、cat -n 123.txt
[root@gaoyang ~ 13:54:38]# cat -n 123.txt
1 name:i am gaoyang
2
3 birthday:19961025
4
5 what the fuck!!!!2、nl 123.txt
[root@gaoyang ~ 13:57:56]# nl 123.txt #===>不顯示空行
1 name:i am gaoyang
2 birthday:19961025
3 what the fuck!!!!3、grep -n ".*" 123.txt
[root@gaoyang ~ 13:58:56]# grep -n ".*" 123.txt 1:name:i am gaoyang 2: 3:birthday:19961025 4: 5:what the fuck!!!!
4、awk '{print NR,$0}' 123.txt
[root@gaoyang ~ 14:01:15]# awk '{print NR,$0}' 123.txt
1 name:i am gaoyang
2
3 birthday:19961025
4
5 what the fuck!!!!5、less -N 123.txt
[root@gaoyang ~ 14:01:19]# less -N 123.txt
1 name:i am gaoyang
2
3 birthday:19961025
4
5 what the fuck!!!!
123.txt (END)6、sed '=' 123.txt |sed 'N;s#\n# #g'
[root@gaoyang ~ 14:02:23]# sed '=' 123.txt |sed 'N;s#\n# #g' 1 name:i am gaoyang 2 3 birthday:19961025 4 5 what the fuck!!!!
7、vim 123.txt ：set nu
1 name:i am gaoyang 2 3 birthday:19961025 4 5 what the fuck!!!! :set nu
linux查看文件行號的七種方法