HTML
<!DOCTYPE html>
<html lang="zh" >
<head>
<meta charset="UTF-8">
<title>jQuery Sparklines Discrete charts</title>
</head>
<body>
<span class="discrete1">4,6,7,7,4,3,2,1,4,4,5,6,7,6,6,2,4,5</span>
<script src="https://cdn.bootcdn.net/ajax/libs/jquery/3.6.3/jquery.min.js"></script>
<script src="https://cdn.bootcdn.net/ajax/libs/jquery-sparklines/2.1.2/jquery.sparkline.min.js"></script>
</body>
</html>
CSS
.jqstooltip { box-sizing: initial; }
body { color: #4d5259; font-size: 16px; font-family: "Microsoft JhengHei","Microsoft YaHei",Helvetica,"Meiryo UI","Malgun Gothic","Segoe UI","Trebuchet MS","Monaco",monospace,Tahoma,STXihei,"华文细黑",STHeiti,"Helvetica Neue","Droid Sans","wenquanyi micro hei",FreeSans,Arimo,Arial,SimSun,"宋体",Heiti,"黑体",sans-serif; padding: 0px; margin: 0px; line-height: 32px; }
JavaScript
$('.discrete1').sparkline('html', { type: 'discrete', lineColor: 'blue', xwidth: 18 });