<div class = "btn-group">
<button type = "button" class = "btn btn-default">Button 1</button>
<button type = "button" class = "btn btn-default">Button 2</button>
<div class = "btn-group">
<button type = "button" class = "btn btn-default dropdown-toggle" data-toggle = "dropdown">
Dropdown
<span class = "caret"></span>
</button>
<ul class = "dropdown-menu">
<li><a href = "#">Dropdown link 1</a></li>
<li><a href = "#">Dropdown link 2</a></li>
</ul>
</div>
</div>
原创文章，作者：ItWorker，如若转载，请注明出处：https://blog.ytso.com/tech/pnotes/265076.html