<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>Document</title> <link rel="stylesheet" href="bootstrap.min.css"> <script src="jquery.min.js"></script> <script src="bootstrap.min.js"></script> </head> <body> <button type="button" class="btn btn-default" data-container="body" data-toggle="popover" data-trigger="hover" data-placement="left" data-content="Vivamus sagittis lacus vel augue laoreet rutrum faucibus."> Popover on 左侧 </button> <button type="button" class="btn btn-default" data-container="body" data-toggle="popover" data-trigger="hover" data-placement="top" data-content="Vivamus sagittis lacus vel augue laoreet rutrum faucibus."> Popover on 顶部 </button> <button type="button" class="btn btn-default" data-container="body" data-toggle="popover" data-trigger="hover" data-placement="bottom" data-content="Vivamus sagittis lacus vel augue laoreet rutrum faucibus."> Popover on 底部 </button> <button type="button" class="btn btn-default" data-container="body" data-toggle="popover" data-trigger="hover" data-placement="right" data-content="Vivamus sagittis lacus vel augue laoreet rutrum faucibus."> Popover on 右侧 </button>
<p>在代码中加入data-trigger="hover"即可</p>
<script> $(function () { $("[data-toggle='popover']").popover(); }); </script> </body> </html>