sh: jak precist (ziskat) jen prvnich N bajtu z promenne ?

[Vladimir Dvorak]

Oqak wrote:

> Dik, bohuzel -c partametr mi head nebere
>
> ve zdrojaku je:
>
> /* BB_AUDIT GNU compatible -c, -q, and -v options in 'fancy' 
> configuration. */
> www.busybox.net/cgi-bin/viewcvs.cgi/trunk/busybox/coreutils/head.c?rev=6751&view=markup 
>
>
> takze nejake jine reseni nekoho napada?
>
>
> ----- Original Message ----- From: "Michal Rybarik" 
> <michal.rybarik na ecce.sk>
> To: <linux na linux.cz>
> Sent: Saturday, October 15, 2005 10:41 PM
> Subject: Re: sh: jak precist (ziskat) jen prvnich N bajtu z promenne ?
>
>
>>
>>> zdar, chci v sh precist (ziskat) jen prvnich N bajtu z promenne 
>>> (napriklad 8), napada nekoho, jakym prikazem na to?
>>>
>>> tail dela posledni ja potrebuju prvni :-(
>>
>>
>> opak od tail je head
>>
>> p 
>
>
echo "ABCDEF" | cut -b 1,2,3 ?

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