Extjs案例 - W3xue在线HTML/CSS/JS运行工具

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<!DOCTYPE html>
<html>
<head>
   <link href="//cdn.bootcss.com/extjs/6.2.0/classic/theme-classic/resources/theme-classic-all.css" rel="stylesheet" />
   <script type="text/javascript" src="//cdn.bootcss.com/extjs/6.2.0/ext-all.js"></script>
   <script type="text/javascript" src="//cdn.bootcss.com/extjs/6.2.0/packages/charts/classic/charts.js"></script></script>
   <script type="text/javascript">
      Ext.onReady(function() {
         Ext.create({
            xtype: 'draw', 
            renderTo: Ext.getBody(),
            width: 600,
            height: 400,
            sprites: [{
               type: 'arc',
               cx: 100,
               cy: 100,
               r: 80,
               fillStyle: '#1F6D91',
               startAngle: 0,
               endAngle: Math.PI,
               anticlockwise: true
            }]
         });
      });
   </script>
</head>
<body>
</body>
</html>