On Sat, Aug 16, 2008 at 04:33:02PM +0100, Marcus Furlong wrote:
> > sed -e '
> > s/ my_attribute="ASD"/@="ASD"/g
> > s/ my_attribute="SDF"/@="SDF"/g
> > s/ my_attribute="DFG"/@="DFG"/g
> > s/ my_attribute="FGH"/@="FGH"/g
> > s/ my_attribute="GHJ"/@="GHJ"/g
> > s/ my_attribute="HJK"/@="HJK"/g
> > s/ *my_attribute="[^"]*"//g
> > s/@="/ my_attribute="/g
> > '
> >
> Could you explain what's happening in the above? I've searched for a similar
> example with explanations but didn't find one, and now I'm all curious.
>
Quite simple really
1) Replace the valid /my_attribute="XYZ"/ strings with /@="XYZ"/
2) Remove any remaining /my_attribute=/ strings (the invalid / empty
ones)
3) Replace any occurance of /@=/ with /my_attribute=/ returning the
strings to their former glory :)
Easy really !
P
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