1 Shop.each do |shop|
2 if !shop.comments.blank?
3 n = shop.comments.length
4 for i in 0..n-1
5 for j in i+1..n-1
6 if shop.comments[i].content == shop.comments[j].content
7 shop.comments[j].destroy
8 end
9 end
10 end
11 end
12 end
以上为ruby冒泡算法删除店铺下的重复评论代码
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