<!--
  模板: 平行坐标 (parallel coordinates)
  引擎: ECharts
  数据形态: S15 高维数据
  DOM ID: chart-parallel
  说明: ≥4 个变量，每条折线是一个实体，折线交叉 = 差异
-->
(function() {
  const dom = document.getElementById('chart-parallel');
  const myChart = echarts.init(dom);
  const dimensions = ['指标A', '指标B', '指标C', '指标D', '指标E'];
  const pData = [[80, 60, 90, 70, 50], [50, 85, 70, 90, 40], [30, 40, 50, 20, 80]];
  myChart.setOption({
    parallelAxis: dimensions.map((name, i) => ({ dim: i, name: name })),
    parallel: { left: '8%', right: '15%', bottom: '12%', top: '18%' },
    series: [{ type: 'parallel', lineStyle: { width: 2 }, data: pData }]
  });
  window.addEventListener('resize', () => myChart.resize());
})();