[Documentation] 教程文档 -> 图表概念 -> 数据 -> DataSet,示例的运行结果和实际不一致
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Since Dec 23, 2024.
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教程文档
Issue Description or Suggestion
// 注册 merge transform
dataSet.registerTransform('mergeDataView', mergeTransform);
// 使用 merge transform 合并数据
dataViewMerge.transform({ type: 'mergeDataView' });
/**
* 至此,dataViewMerge 数据处理已经完成了。
* 最终数据的内容如下
[
{ year: '1990', group: '18-34', value: 16.9 },
{ year: '1990', group: '35-49', value: 12.2 },
{ year: '1991', group: '18-34', value: 17 },
{ year: '1991', group: '35-49', value: 17.8 },
{ year: '1993', group: '18-34', value: 26.5 },
{ year: '1993', group: '35-49', value: 23.8 },
{ year: '1990', group: '50-64', value: 10.2 },
{ year: '1990', group: '65+', value: 5.2 },
{ year: '1991', group: '50-64', value: 10 },
{ year: '1991', group: '65+', value: 4.8 },
{ year: '1993', group: '50-64', value: 16.8 },
{ year: '1993', group: '65+', value: 6.6 }
]
*/
csvParser不会把value里的数据类型转化为number类型
后面经过statistics transform转化后,结果数据下面这样的数据结构,和示例代码中的预期不符
[{
group: "1990",
avg: 11.125,
max: 16.9,
min: 5.2,
average: 11.125,
sum: 44.5,
}, {...}]
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