Ruby on Rails

I agree with Frederick Cheung.

Your code will be like this :

myHashes = []
tags.each do |tag|
h = {"$in" => [tag]}
myHash << h
end

and myHashes will contains :

[{ "$in" => [tags[0]]}, {"$in" =>[tags[1]}, ...]

which myHashes is an array of hashes.

Hope this can help you :)

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