Re: to remove leading and trailing blank lines

Try thisecho -e " cccc\n dddddd \neeeeeee \nfffff" | sed -e '/^ /d' -e '/ $/d'
 

From: Davide Brini <[email protected]>
>To: [email protected] 
>Sent: Monday, July 1, 2013 5:38 AM
>Subject: Re: to remove leading and trailing blank lines
>
>
>On Mon, 01 Jul 2013 10:24:43 -0000, "contact2vikas"
><[email protected]> wrote:
>
>> Hello,
>> I want to remove/delete  leading and trailing blank lines from a file.
>
>Try this:
>
>sed '
>
>/./,$b ok
>
>d
>
>:ok
>  
>/^\n*$/{
>  $d
>  N
>  b ok
>}
>
>' file
>
>
>
>-- 
>D.
>
>
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