plainheart commented on issue #17662:
URL: https://github.com/apache/echarts/issues/17662#issuecomment-1249174786
`datazoom` 也是单个对象，并未说明支持数组。
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plainheart commented on issue #17662:
URL: https://github.com/apache/echarts/issues/17662#issuecomment-1249161617
似乎 icon
用法不正确，[文档](https://echarts.apache.org/option.html#toolbox.feature.dataZoom.icon)中说明
icon 是一个对象，而非数组。应该如下设置，
```js
icon: {
zoom: 'path://',
back:
