Word.SelectionPreviousOptions interface   
表示 Selection.previous 方法的选项。
注解
属性详细信息
count
unit
如果提供,则指定移动所选内容的单位类型。 默认值 character为 。
unit?: Word.OperationUnit | "Character" | "Word" | "Sentence" | "Paragraph" | "Line" | "Story" | "Screen" | "Section" | "Column" | "Row" | "Window" | "Cell" | "CharacterFormat" | "ParagraphFormat" | "Table" | "Item";
				属性值
Word.OperationUnit | "Character" | "Word" | "Sentence" | "Paragraph" | "Line" | "Story" | "Screen" | "Section" | "Column" | "Row" | "Window" | "Cell" | "CharacterFormat" | "ParagraphFormat" | "Table" | "Item"