Field

constructor(handle: StepHandle<*>, columnName: String?, rowIndex: Int = 0)

The expected type of the field's value.

handle

Handle to the step from which the data originates.

columnName

Name of the column from which the value should be fetched.

rowIndex

Row index (default 0, i.e., first).

constructor(handle: StepHandle<*>, rowIndex: Int = 0)