Overwrite/set an existing field based on the field set index and array element

C# |
public virtual void set( LBMSDMField newfield, int fieldidx, int arrayidx )

- newfield (LBMSDMField)
- The new field value
- fieldidx (Int32)
- The index into the field set of the field
- arrayidx (Int32)
- The element in the array to be set