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源代码:
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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Chart.js 散点图 实例</title> <script src="/js/jquery-1.9.0.min.js"></script> <!-- 引入 chart.js --> <script src="/js/chart.js"></script> </head> <body> <canvas id="myChart" width='100%' height='450'></canvas> <script type="text/javascript"> const ctx = document.getElementById('myChart'); const data = { datasets: [{ label: '散点图实例', data: [{ x: -10, y: 0 }, { x: 0, y: 60 }, { x: 15, y: 5 }, { x: 1.5, y: 15.5 }, { x: 0.5, y: 5.5 }], backgroundColor: 'rgb(255, 99, 132)' }], }; const config = { type: 'scatter', 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 scales: { x: { type: 'linear', position: 'bottom' } }, plugins: { legend: { display: false } } } }; const myChart = new Chart(ctx, config); </script> </body> </html>
运行结果: