xdite/ruby-taiwan — comment on commit 6afdbaf704f943128db8ef5752d7072c871070c6
File: app/helpers/topics_helper.rb line 62
By huacnlee:

gsub 然后用 $1 似乎有 Bug，我这里类似的方法都无法正常运行
https://github.com/rails/rails/issues/3496