1、案例分析
Bootstrap已经提供了轮播图的完整案列,参考文档:https://v3.bootcss.com/javascript/#carousel
2、实例
<div id="carousel-example-generic" class="carousel slide" data-ride="carousel">
<!-- Indicators -->
<ol class="carousel-indicators">
<li data-target="#carousel-example-generic" data-slide-to="0" class="active"></li>
<li data-target="#carousel-example-generic" data-slide-to="1"></li>
<li data-target="#carousel-example-generic" data-slide-to="2"></li>
</ol>
<!-- Wrapper for slides -->
<div class="carousel-inner" role="listbox">
<div class="item active">
<img src="..." alt="...">
<div class="carousel-caption">
...
</div>
</div>
<div class="item">
<img src="..." alt="...">
<div class="carousel-caption">
...
</div>
</div>
...
</div>
<!-- Controls -->
<a class="left carousel-control" href="#carousel-example-generic" role="button" data-slide="prev">
<span class="glyphicon glyphicon-chevron-left" aria-hidden="true"></span>
<span class="sr-only">Previous</span>
</a>
<a class="right carousel-control" href="#carousel-example-generic" role="button" data-slide="next">
<span class="glyphicon glyphicon-chevron-right" aria-hidden="true"></span>
<span class="sr-only">Next</span>
</a>
</div>
3、实例修改,添加内容
<div id="carousel-example-generic" class="carousel slide" data-ride="carousel">
<!-- 指示器Indicators -->
<ol class="carousel-indicators">
<li data-target="#carousel-example-generic" data-slide-to="0" class="active"></li>
<li data-target="#carousel-example-generic" data-slide-to="1"></li>
<li data-target="#carousel-example-generic" data-slide-to="2"></li>
</ol>
<!--轮播展示 Wrapper for slides
*item表示一个图片,与“指示器” li 的个数保持一致
-->
<div class="carousel-inner" role="listbox">
<div class="item active">
<img src="/img/1.png" alt="第一张图">
</div>
<div class="item">
<img src="/img/2.png" alt="第二张图">
</div>
<div class="item">
<img src="/img/3.png" alt="第三张图">
</div>
</div>
<!-- 左右控制区Controls
*href用于确定点击触发的哪个轮播图
-->
<a class="left carousel-control" href="#carousel-example-generic" role="button" data-slide="prev">
<span class="glyphicon glyphicon-chevron-left" aria-hidden="true"></span>
<!--前一张-->
<span class="sr-only">Previous</span>
</a>
<a class="right carousel-control" href="#carousel-example-generic" role="button" data-slide="next">
<span class="glyphicon glyphicon-chevron-right" aria-hidden="true"></span>
<!--后一张-->
<span class="sr-only">Next</span>
</a>
</div>