Bootstrap 5 选择菜单
Bootstrap 2023-08-10 09:26:55小码哥的IT人生shichen
Bootstrap 5 选择菜单
选择菜单
选择菜单(选择一项):
多选菜单(按住 ctrl 或 shift(或用鼠标拖动)可选择多个):
如果您希望允许用户从多个选项中进行选择,请使用选择菜单。
如需在 Bootstrap 5 中设置选择菜单的样式,请将 .form-select
类添加到 <select> 元素:
示例代码:
<select class="form-select">
<option>1</option>
<option>2</option>
<option>3</option>
<option>4</option>
</select>
完整实例【亲自试一试】:
<!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 href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.2/dist/css/bootstrap.min.css" rel="stylesheet">
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.1.2/dist/js/bootstrap.bundle.min.js"></script>
</head>
<body>
<div class="container mt-3">
<h2>选择菜单</h2>
<p>如需在 Bootstrap 5 中设置选择菜单的样式,请将 .form-select 类添加到 select 元素:</p>
<form action="/demo/demo_form.php">
<label for="sel1" class="form-label">选择菜单(选择一项):</label>
<select class="form-select" id="sel1" name="sellist1">
<option>1</option>
<option>2</option>
<option>3</option>
<option>4</option>
</select>
<br>
<label for="sel2" class="form-label">多选菜单(按住 ctrl 或 shift(或用鼠标拖动)可选择多个):</label>
<select multiple class="form-select" id="sel2" name="sellist2">
<option>1</option>
<option>2</option>
<option>3</option>
<option>4</option>
<option>5</option>
</select>
<button type="submit" class="btn btn-primary mt-3">提交</button>
</form>
</div>
</body>
</html>
可以使用本站在线JavaScript测试工具测试上述代码运行效果:http://www.phpcodeweb.com/runjs.html
选择菜单的大小
请使用 .form-select-lg
或 .form-select-sm
类来改变选择菜单的大小:
示例代码:
<select class="form-select form-select-lg">
<select class="form-select">
<select class="form-select form-select-sm">
完整实例【亲自试一试】:
<!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 href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.2/dist/css/bootstrap.min.css" rel="stylesheet">
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.1.2/dist/js/bootstrap.bundle.min.js"></script>
</head>
<body>
<div class="container mt-3">
<h2>选择菜单的大小</h2>
<p>请使用 .form-select-lg 或 .form-select-sm 类来改变选择菜单的大小:</p>
<form>
<select class="form-select form-select-lg">
<option>1</option>
<option>2</option>
<option>3</option>
<option>4</option>
</select>
<select class="form-select mt-3">
<option>1</option>
<option>2</option>
<option>3</option>
<option>4</option>
</select>
<select class="form-select form-select-sm mt-3">
<option>1</option>
<option>2</option>
<option>3</option>
<option>4</option>
</select>
</form>
</div>
</body>
</html>
可以使用本站在线JavaScript测试工具测试上述代码运行效果:http://www.phpcodeweb.com/runjs.html
禁用选择菜单
请使用 disabled
属性禁用选择菜单:
示例代码:
<select class="form-select" disabled>
<option>1</option>
<option>2</option>
<option>3</option>
<option>4</option>
</select>
完整实例【亲自试一试】:
<!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 href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.2/dist/css/bootstrap.min.css" rel="stylesheet">
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.1.2/dist/js/bootstrap.bundle.min.js"></script>
</head>
<body>
<div class="container mt-3">
<h2>禁用选择菜单</h2>
<p>请使用 disabled 属性禁用选择菜单:</p>
<form>
<select class="form-select" disabled>
<option>1</option>
<option>2</option>
<option>3</option>
<option>4</option>
</select>
</form>
</div>
</body>
</html>
可以使用本站在线JavaScript测试工具测试上述代码运行效果:http://www.phpcodeweb.com/runjs.html
数据列表
Bootstrap 还可设置数据列表的样式,它是 <input> 元素的预定义选项列表:
请从列表中选择您的浏览器:
示例代码:
<label for="browser" class="form-label">请从列表中选择您的浏览器:</label>
<input class="form-control" list="browsers" name="browser" id="browser">
<datalist id="browsers">
<option value="Edge">
<option value="Firefox">
<option value="Chrome">
<option value="Opera">
<option value="Safari">
</datalist>
完整实例【亲自试一试】:
<!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 href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.2/dist/css/bootstrap.min.css" rel="stylesheet">
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.1.2/dist/js/bootstrap.bundle.min.js"></script>
</head>
<body>
<div class="container mt-3">
<h2>数据列表</h2>
<form action="/demo/demo_form.php">
<label for="browser" class="form-label">请从列表中选择您的浏览器:</label>
<input class="form-control" list="browsers" name="browser" id="browser">
<datalist id="browsers">
<option value="Edge">
<option value="Firefox">
<option value="Chrome">
<option value="Opera">
<option value="Safari">
</datalist>
<button type="submit" class="btn btn-primary mt-3">提交</button>
</form>
</div>
</body>
</html>
可以使用本站在线JavaScript测试工具测试上述代码运行效果:http://www.phpcodeweb.com/runjs.html