## add(item) {#sdtlistitem} Adds an item to this collection. ```python def add(self, item: aspose.words.markup.SdtListItem): ... ``` | Parameter | Type | Description | | --- | --- | --- | | item | ...... ```python doc = aw.Document() tag = aw.markup.StructuredDocumentTa(doc...StructuredDocumentTa(doc, aw.markup.SdtType.DROP_DOWN_LIST, aw.markup.MarkupLevel...