How append Data from a Field RichText to Other RichText

Hello I Need Append Data(objects and Text, all) for a RichText(A) to other Richtext(B), the RichText Destination(B) have data y need append new data…

Subject: How append Data from a Field RichText to Other RichText

Why not just use NotesRichTextItem.AppendRTItem to append the entire RichText(A) field to RichText(B)?