我想製作一個導航欄,當屏幕很小時會變成漢堡包......但只是無法弄清楚它爲什麼不起作用......我把所有東西在一個摺疊標籤內,但仍然無法工作。謝謝你的時間!無法使用引導程序創建漢堡包3.3.7
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馬修,我已經更新了我的答案。您必須添加必要的JavaScript庫(jQuery和Bootstrap)才能使導航欄工作! – Samuel