AsUnion

AsUnion returns a [CustomChartsSectionSubSectionsChartsSeriesMetricDefinitionCustomChartMetricRatioOutputNumeratorUnion] interface which you can cast to the specific types for more type safety.

Possible runtime types of the union are [CustomChartsSectionSubSectionsChartsSeriesMetricDefinitionCustomChartMetricRatioOutputNumeratorCustomChartMetricCount], [CustomChartsSectionSubSectionsChartsSeriesMetricDefinitionCustomChartMetricRatioOutputNumeratorCustomChartMetricScalar], [CustomChartsSectionSubSectionsChartsSeriesMetricDefinitionCustomChartMetricRatioOutputNumeratorCustomChartMetricPercentile].