内存泄漏

[zhangyuanliang]

demo-vue3点击刷新，DOM Nodes会一直增加，无法回收

[zhangyuanliang]

onBeforeUnmount(() => {
  const echartsInstance = canvas.value?.getChart()
  if (echartsInstance) {
    echartsInstance.off()
    echartsInstance.clear()
    echartsInstance.dispose()
  }
})