使用CSS将轮廓样式设置为虚线
要将轮廓 样式设置为虚线，请使用 Outline-style属性，并将其值设置为虚线
示例
<html>
<head>
</head>
<body>
<p style = "outline-width:6px;outline-style:dashed;">
This text is having 6px dashed outline.
</p>
</body>
</html>
要将轮廓 样式设置为虚线，请使用 Outline-style属性，并将其值设置为虚线
<html>
<head>
</head>
<body>
<p style = "outline-width:6px;outline-style:dashed;">
This text is having 6px dashed outline.
</p>
</body>
</html>