进度条可用于显示用户在进程中的进度。
要创建默认进度条,请添加.progress
类到容器元素并添加.progress-bar
类到它的子元素。使用CSSwidth
属性设置进度条的宽度:
进度条的高度为1rem
(通常16px
) 默认情况下。使用CSSheight
属性来改变它:
<div class="progress" style="height:20px">
<div class="progress-bar" style="width:40%;"></div>
</div>
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在进度条内添加文本以显示可见百分比:
默认情况下,进度条为蓝色(主要)。使用任何上下文背景类来更改其颜色:
<!-- Blue -->
<div class="progress">
<div class="progress-bar" style="width:10%"></div>
</div>
<!-- Green -->
<div class="progress">
<div class="progress-bar bg-success" style="width:20%"></div>
</div>
<!-- Turquoise -->
<div class="progress">
<div class="progress-bar bg-info" style="width:30%"></div>
</div>
<!-- Orange -->
<div class="progress">
<div class="progress-bar bg-warning" style="width:40%"></div>
</div>
<!-- Red -->
<div class="progress">
<div class="progress-bar bg-danger" style="width:50%"></div>
</div>
<!-- White -->
<div class="progress border">
<div class="progress-bar bg-white" style="width:60%"></div>
</div>
<!-- Grey -->
<div class="progress">
<div class="progress-bar bg-secondary" style="width:70%"></div>
</div>
<!-- Light Grey -->
<div class="progress border">
<div class="progress-bar bg-light" style="width:80%"></div>
</div>
<!-- Dark Grey -->
<div class="progress">
<div class="progress-bar bg-dark" style="width:90%"></div>
</div>
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使用.progress-bar-striped
向进度条添加条纹的类:
<div class="progress">
<div class="progress-bar progress-bar-striped" style="width:40%"></div>
</div>
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添加.progress-bar-animated
类来动画进度条:
<div class="progress-bar progress-bar-striped progress-bar-animated" style="width:40%"></div>
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进度条也可以堆叠:
<div class="progress">
<div class="progress-bar bg-success" style="width:40%">
Free Space
</div>
<div class="progress-bar bg-warning" style="width:10%">
Warning
</div>
<div class="progress-bar bg-danger" style="width:20%">
Danger
</div>
</div>
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