实测, 字符串应该没有问题. https://github.com/alibaba/BizCharts/blob/74e8bcfd18aa936abdbb6af9fc591f45b3a1f2c2/doc/tutorial/data.md
@@ -21,7 +21,7 @@ export interface IMiniAreaProps {
xAxis?: IAxis;
yAxis?: IAxis;
data: Array<{
- x: number;
+ x: number | string;
y: number;
}>;
}