Adam Akhtar wrote:
> If i have a string "abc" and want to make it like this "aabbcc", how do
> i go about it?
> 
> I thought convert it into an array and then use string.map{|x| x << x}
> 
> though i havnt tested that yet. Is there a better way or a string method
> that saves me from having to convert it into an array?

Another approach:


"abc".split(//).map{|c| c*2}.join
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