Re: parsing problem

[Joao Ferreira gmail <joao.miguel.c.ferreira@gmail.com>]

On Thu, 2010-12-09 at 11:33 -0500, Bernard Fay wrote:
> Hi,
> 
> 
> I have long strings to parse which have permanent and variable
> information.  Somewhere in the strings we have something like  "....
> Handle: 0x12a7 ....".  Handle is permanent and 0x12a7 is variable.  I
> wish to be able to extract the variable part (0x12a7) and assign it to
> a variable.  
> 

I'dd use Perl.... I love Perl.... and I don't know any other language
appropriate for this :)

jmf@squeeje:~$ cat string.txt
foo bar abc 123 Handle: 0x12a7 some more things
zoo zar Handle: 0x12a7 and more stuff

jmf@squeeje:~$ cat string.txt  | perl -e 'while (<>) {if (/Handle:\s+(\S
+)/){$line++; $your_variable = $1; print "$line $your_variable\n"; }};'

1 0x12a7
2 0x12a7


> 
> Does anyone have an idea how to extract this information?
> 
> 
> I think awk might be the tool to use but I not too good at it yet. 
> 
> 
> Thanks,
> Bernard
> 
>