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Re: a question of sed
From: |
Paolo Bonzini |
Subject: |
Re: a question of sed |
Date: |
Mon, 15 Sep 2014 16:35:14 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.0 |
Il 15/09/2014 09:36, runhao chen ha scritto:
> address@hidden:/home/roger/work/shell# sed -n -i '3d' emp.txt
> address@hidden:/home/roger/work/shell# cat emp.txt
> address@hidden:/home/roger/work/shell#
> *******************************************************************end of
> log
>
> I just want to delete the third line " what happened?!", and after the
> command, all lines were deleted.
>
> did it suppose to be ?
Yes, you should not have included -n.
Paolo