awk偶数行 我们知道用sed输出奇偶数行非常简单,事实上awk也不麻烦 root@bwhhkle:~# cat lines.bak 1 2 3 4 5 6 root@bwhhkle:~# awk '!(a=!a)' lines.bak 2 4 6 Tags: awk, awk详解, 偶数行 Read more articles Previous Postawk的0与”0″假与真awk真假 Next Postawk重复行 You Might Also Like bm检测打开关闭cdn July 17, 2019 shell变量替换 July 2, 2014 sed -n选项 September 16, 2015