Field
Parameters
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).
Type Parameters
T
The expected type of the field's value.
Handle to the step from which the data originates.
Name of the column from which the value should be fetched.
Row index (default 0, i.e., first).
The expected type of the field's value.