From: Sebastian Hungerecker <sepp2k@...>
Date: 2007-09-21T23:48:55+09:00
Subject: Re: gsub not working. Ruby thinks I'm in an array?

Peter Bailey wrote:
> Here's the lines where this starts:
>   registries = []
>   registries = xmlfile.scan(/<registration>(.*? )<\/registration>/im)
>   #puts registries[100]
>
>   registries.sort!
>   registries.each do |registry|
>     registry.gsub!(/<\/*registrationList>/, "")
>
> Can someone help me understand what's going on here?

If you have capturing groups in your regexp, scan will return an array of
arrays, so you are indeed calling gsub! on the subarrays. So either iterate
over registries.flatten or call gsub! on registry[0] instead of registry.


HTH,
Sebastian
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