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法律學Bootstrap 4 .flex-*-column 類
使用 Bootstrap 中的 .flex-*- column 類在不同螢幕尺寸上垂直顯示 flex 專案
在小、中、大等螢幕尺寸上垂直設定。讓我們在小螢幕和小螢幕尺寸上檢視它
小螢幕尺寸
<p>Flex on different screen size (Small)</p> <div class="d-flex flex-sm-column mb-3"> <div class="p-2 bg-warning">One</div> <div class="p-2 bg-danger">Two</div> <div class="p-2 bg-secondary">Three</div> </div>
中螢幕尺寸
<p>Flex on different screen size (Medium)</p> <div class="d-flex flex-md-column mb-3"> <div class="p-2 bg-warning">One</div> <div class="p-2 bg-danger">Two</div> <div class="p-2 bg-secondary">Three</div> </div>
以下是一個示例，實現了我在上述 flex-*-column 用法中所示內容 −
示例
<!DOCTYPE html> <html lang="en"> <head> <title>Bootstrap Example</title> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.1.0/css/bootstrap.min.css"> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.1.0/js/bootstrap.min.js"></script> </head> <body> <div class="container mt-3"> <h2>Example</h2> <p>Default </p> <div class="d-flex flex-column mb-3"> <div class="p-2 bg-primary">One</div> <div class="p-2 bg-secondary">Two</div> <div class="p-2 bg-info">Three</div> </div> <p>Flex on different screen size (Small)</p> <div class="d-flex flex-sm-column mb-3"> <div class="p-2 bg-warning">One</div> <div class="p-2 bg-danger">Two</div> <div class="p-2 bg-secondary">Three</div> </div> <p>Flex on different screen size (Medium)</p> <div class="d-flex flex-md-column mb-3"> <div class="p-2 bg-warning">One</div> <div class="p-2 bg-danger">Two</div> <div class="p-2 bg-secondary">Three</div> </div> <p>Flex on different screen size (Large)</p> <div class="d-flex flex-lg-column mb-3"> <div class="p-2 bg-primary">One</div> <div class="p-2 bg-secondary">Two</div> <div class="p-2 bg-danger">Three</div> </div> </div> </body> </html>
更新時間：18-Jun-2020
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