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

[Oqak]

bohuzel cut tam nemam :-((

----- Original Message ----- 
From: "Vladimir Dvorak" <dvorakv na vdsoft.org>
To: <linux na linux.cz>
Sent: Saturday, October 15, 2005 11:16 PM
Subject: Re: sh: jak precist (ziskat) jen prvnich N bajtu z promenne ?


> 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 ?
>
> Vla:da