const ctx = document.getElementById('myChart');
const data = {
  labels: [
    '周一',
    '周二',
    '周三',
    '周四',
    '周五',
    '周六',
    '周日'
  ],
  datasets: [{
    type: 'bar',
    label: '柱形图',
    data: [145, 149, 152, 148, 222, 321, 166],
    borderColor: 'rgb(255, 99, 132)',
    backgroundColor: 'rgba(255, 99, 132, 0.2)'
  }, {
    type: 'line',
    label: '折线图',
    data: [150, 240, 145, 149, 166, 188, 290],
    fill: false,
    borderColor: 'rgb(54, 162, 235)'
  }]
};
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: {
      y: {
        beginAtZero: true
      }
    },
	plugins: {
      legend: { //隐藏标题栏
        display: false
      }
    }
  }
};
const myChart = new Chart(ctx, config);

点击运行 》