On Tue, 04 Jan 2011 12:05:29 +0100, Joachim wrote:
> On 01/04/2011 11:27 AM, S Mathias wrote:
> > cat asdf.txt
> > bla-bla
> > bla-bla
> > bla[XYZ]
> > importantthing
> > another important thing
> > [/XYZ]
> > bla-bla
> > bla-bla
> > [XYZ]
> > yet another thing
> > hello!
> > [/XYZ]
> > bla-bla
> > etc.
> > $ SOMEPERLMAGIC asdf.txt > output.txt
> > $ cat output.txt
> > importantthing
> > another important thing
> > yet another thing
> > hello!
> >
> >
> > how can i sovle this question? what is SOMEPERLMAGIC? are there any perl gurus, that have a little spare time?
> >
> > Thank you! :\
> >
> >
> >
>
> Hi,
>
> suppose the input data are saved in the file x.
> Then this little command line could help:
>
> perl -e 'while (<>) {/thing|hello/ && print}'<x
>
> resp. create an executable file thing.pl with 2 lines
>
> #!/usr/bin/perl
> while (<>) {/thing|hello/ && print}
>
> and call
>
> thing.pl <x
> or
> cat x|./thing.pl
>
> This is you needed?
Very likely not. As I understand it, he wants a Perl script to filter
out arbitrary text between the opening and closing tags [XYZ] â [/XYZ].
It doesn't need a Perl "guru" to program something like that, but it's
a little bit of an exercize for somebody who wants to start programming
in Perl.
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