在 Bootstrap 4 中拉伸 flex 元素
若要在 Bootstrap 4 中拉伸 flex 元素,请使用 .align-self-stretch 类。
此处,使用 Bootstrap 中的 align-self-stretch 类拉伸了第 2 个 flex 元素 −
<div class="d-flex bg-primary" style="height:200px"> <div class="p-2 border">A-one</div> <div class="p-2 border align-self-stretch ">B-one</div> <div class="p-2 border">C-one</div> <div class="p-2 border">D-one</div> </div>
你可以尝试运行以下代码拉伸 flex 元素 −
范例
<!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"> <h1>Align Specific Flex Item and Stretch</h1> <div class="d-flex bg-primary" style="height:200px"> <div class="p-2 border">A-one</div> <div class="p-2 border">B-one</div> <div class="p-2 border align-self-stretch">C-one</div> <div class="p-2 border">D-one</div> </div> </div> </body> </html>
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