isCategoricalField
isCategoricalField(
field): field is NominalFieldDescriptor | OrdinalFieldDescriptor
Defined in: packages/model-dataset/src/frame/field.ts:151
Whether a field’s values form a discrete set, and so map to a band or a colour list.
Parameters
Section titled “Parameters”Returns
Section titled “Returns”field is NominalFieldDescriptor | OrdinalFieldDescriptor