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undefined local variable current_tab - Rails Views Book Ch 1
我目前正在阅读Rails Views书,第1章 - 布局,并且无法弄清楚为什么我一直收到以下错误消息: undefined local variable or method `current_tab' for #` Extracted source (around line #4): 1: <% content_for :main_navigation do %> 2: <nav...