本章介绍Bootstrap标签.标签非常适合为页面提供计数，提示或其他标记.使用类 .label 显示标签，如以下示例所示 :
<h1>Example Heading <span class = "label label-default">Label</span></h1> <h2>Example Heading <span class =" label label-default">Label</span></h2> <h3>Example Heading <span class = "label label-default">Label</span></h3> <h4>Example Heading <span class = "label label-default">Label</span></h4>
您可以使用修饰符类修改标签的外观，例如， label-default，label-primary，label-success，label-info，label-warning，label -danger 如以下示例所示 :
<span class = "label label-default">Default Label</span> <span class = "label label-primary">Primary Label</span> <span class = "label label-success">Success Label</span> <span class = "label label-info">Info Label</span> <span class = "label label-warning">Warning Label</span> <span class = "label label-danger">Danger Label</span>
