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Vieux 28/05/2007, 23h37   #7
Janis Papanagnou
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Par défaut Re: Finding a string in a file

apogeusistemas@gmail.com wrote:
> On 28 maio, 12:34, Ed Morton <mor...@lsupcaemnt.com> wrote:
>
>>Franco wrote:
>>
>>>On May 28, 2:52 pm, apogeusiste...@gmail.com wrote:

>>
>>>>Hi:
>>>>I need search a specified string in a file, after the word
>>>>"mounting" , like this:

>>
>>>>solaris> cat file
>>>>netbackup, orac_ux001 backup, streaming yes, multiplexing ok ,
>>>>mounting M00541 police enabled, data file

>>
>>>>Which awk command can I issue to extract only the "M00541" string
>>>>inside a file ?

>>
>>>>Thanks

>>
>>>Why not use grep ?

>>
>>>grep -i mounting file ???????

>>
>>>This will extract all instances' of mounting and its associated line.

>>
>>He doesn't want the line or the word itself, he wants just the word
>>following it the word he's searching for.
>>
>>For the OP - This will work for the sample input you posted:
>>
>>awk '{for (i=1;i<=NF;i++) if ($i == "mounting") print $(i+1)}' file
>>
>>but what would you want to have happen if "mounting" was the last word
>>on a line?
>>
>> Ed.- Ocultar texto entre aspas -
>>
>>- Mostrar texto entre aspas -

>
>
> Is there any way to limit the substring founded in 6 characters ?
> I´m getting this:


You wouldn't get that with your explanation and with the example data
you gave above. To limit the string to six characters replace/extend
the print command by

print substr($(i+1),1,6)


Janis

>
> M00541,05/28/07
>
> Thank you !
>

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