使用popver（“ show”）方法显示弹出窗口。
您需要将弹出窗口设置为-
<a href="#" data-toggle="popover" title="Demo Header" data-content="这是演示文字！"> Sample </a>
现在显示弹出窗口-
$(document).ready(function(){
$(".btn-default").click(function(){
$("[data-toggle='popover']").popover('show');
});
});让我们看完整的示例显示如何实现popover（“ show”）方法-
<!DOCTYPE html>
<html lang="en">
<head>
<title>Bootstrap Example</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
<script src="https://cdn.staticfile.org/jquery/3.3.1/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
</head>
<body>
<div class="container">
<h3>Demo</h3>
<a href="#" data-toggle="popover" title="Demo Header" data-content="这是演示文字！">Sample</a>
<div>
<p>The following is a demo button:</p>
<button type="button" class="btn btn-default">Demo Button</button>
</div>
</div>
<script>
$(document).ready(function(){
$(".btn-default").click(function(){
$("[data-toggle='popover']").popover('show');
});
});
</script>
</body>
</html>