Bootstrap 5 旋转加载图标
加载指示器
要创建旋转加载图标/加载器，请使用 .spinner-border 类
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彩色旋转加载图标
使用任何 文本颜色工具类 为旋转加载图标添加颜色
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示例
<div class="spinner-border text-muted"></div>
<div class="spinner-border text-primary"></div>
<div class="spinner-border text-success"></div>
<div class="spinner-border text-info"></div>
<div class="spinner-border text-warning"></div>
<div class="spinner-border text-danger"></div>
<div class="spinner-border text-secondary"></div>
<div class="spinner-border text-dark"></div>
<div class="spinner-border text-light"></div>
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生长型旋转加载图标
如果您希望旋转加载图标/加载器“生长”而不是“旋转”，请使用 .spinner-grow 类
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示例
<div class="spinner-grow text-muted"></div>
<div class="spinner-grow text-primary"></div>
<div class="spinner-grow text-success"></div>
<div class="spinner-grow text-info"></div>
<div class="spinner-grow text-warning"></div>
<div class="spinner-grow text-danger"></div>
<div class="spinner-grow text-secondary"></div>
<div class="spinner-grow text-dark"></div>
<div class="spinner-grow text-light"></div>
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旋转加载图标尺寸
使用 .spinner-border-sm 或 .spinner-grow-sm 来创建更小的旋转加载图标
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示例
<div class="spinner-border spinner-border-sm"></div>
<div class="spinner-grow spinner-grow-sm"></div>
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Spinner 按钮
您也可以将旋转加载图标添加到按钮中，无论是否有文本
示例
<button class="btn btn-primary">
<span class="spinner-border spinner-border-sm"></span>
</button>
<button class="btn btn-primary">
<span class="spinner-border spinner-border-sm"></span>
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</button>
<button class="btn btn-primary" disabled>
<span class="spinner-border spinner-border-sm"></span>
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</button>
<button class="btn btn-primary" disabled>
<span class="spinner-grow spinner-grow-sm"></span>
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</button>
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