Multi Value Field Types

These field types use dataType: 'array' and store multiple scalar values.

Field Type	Stored Value
Multi Search	Array of selected target record IDs
Multi Select	Array of selected option values
Checkbox Group	Array of selected option values
Multi Member	Array of selected member IDs
Summary	Array result when the summary function returns an array
Dynamic Formula	Array result when the formula result type is array

const reviewerIds = Array.isArray(record.data.reviewers)
  ? record.data.reviewers.map((item) => String(item)).filter(Boolean)
  : [];