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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>菜鸟教程(runoob.com)</title> <script src="https://lf26-cdn-tos.bytecdntp.com/cdn/expire-1-M/Chart.js/3.7.1/chart.js"></script> </head> <body> <canvas id="myChart" width="400" height="400"></canvas> <script> const ctx = document.getElementById('myChart'); const data = { labels: [ 'Red', 'Green', 'Yellow', 'Grey', 'Blue' ], datasets: [{ label: '极地图实例', data: [11, 16, 7, 3, 14], backgroundColor: [ 'rgb(255, 99, 132)', 'rgb(75, 192, 192)', 'rgb(255, 205, 86)', 'rgb(201, 203, 207)', 'rgb(54, 162, 235)' ] }] }; const config = { type: 'polarArea', data: data, options: { responsive: true, // 设置图表为响应式,根据屏幕窗口变化而变化 maintainAspectRatio: false,// 保持图表原有比例 } }; const myChart = new Chart(ctx, config); </script> </body> </html>
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