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ruby/rails string to class
params[:resource] = 'user'params[:resource] = "users".singularize params[:resource].classify.constantize.eval(params[:resource].classify)Object.const_get(params[:resource].classify)...2013-06-06 15:41:44 · 154 阅读 · 0 评论 -
ruby，多条执行语句 if 后置
a = [:aa, :bb, :cc, :dd]ele = :unknowna.each do |i| i == :cc and ele = i and break;end# ele = :cc###################################################### i == :cc and ele = i and brea...2013-07-26 16:58:12 · 381 阅读 · 0 评论