当我使用data-html="true"作为引导工具提示标题时，该标题有问题。我在工具提示标题中使用html标记来显示字体样式和换行符。为此，我使用了data-html="true"。然而，当我使用<(小于(图标、在小于图标(<(之后未显示的工具提示标题文本
<html><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://ajax.googleapis.com/ajax/libs/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>Tooltip Example</h3>
<a href="#" data-html="true" data-toggle="tooltip" data-original-title="title with <br /> special character <less than over me Hooray!">Tooltip </a>
</div>
<script>
$(document).ready(function(){
$('[data-toggle="tooltip"]').tooltip();
});
</script>
</body>
</html>
<html><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://ajax.googleapis.com/ajax/libs/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>Tooltip Example</h3>
<a href="#" data-html="true" data-toggle="tooltip" data-original-title='title with <br/> special character < less than over me Hooray!'>Tooltip </a>
</div>
<script>
$(document).ready(function(){
$('[data-toggle="tooltip"]').tooltip();
});
</script>
</body>
</html>`只需在特殊字符和单词之间留出空间。否则，它将解析为html标记或使用<。