每行空格前加一个\

jason680

回复 10# yinyuemi

>> awk '($1=$1)||1'这样会保险些

it will be return to normal with "awk '{$1=$1}1'".
it's short and easy to understand.
   

yinyuemi

回复 11# jason680


    是的，你写的没问题

Shell_HAT

回复 10# yinyuemi


Yes, we never be too careful.

tuzkee

楼上思维挺严密的嘛

xrzs1986

回复 10# yinyuemi


   good~ 习惯很好呵呵~

也可以这样写：NF+=0; $0=$0 也比较保险

lhylhy38

-。-思路就是把 " " 替换成 "\ "  

lastfile

学习awk方法