<dataexpression>
Specifies fields or values that populate a chart (similar to <expression>). When used outside of <eocrepeatallrecords>, this must be an aggregate function. The parent must be <chart>; meaning, it must be inside the <chart> tag.
| Attribute | Allowed Values | Requirements | Description |
|---|---|---|---|
| color | COLOR | Optional | Color of the value in the chart. |
| label | CDATA | Required | Text of the label or legend for this value. |