返回类型ApiDocumentCente类
这种方法没有任何参数
builder.CreateFile("xlsx")!varoWorksheetvaroFinll =api.CreateSolidFillVarostroke = Api.Createstroke 0,Api.CreatenoFinllVar Oshape = oWorkshevaroccontentssvar slassType=occontent.getClassTypevarodente=occontent.getEplement0oParagraph.SetJc("left")!odstext (slass类型=+ssstype)builder.SaveFile("xlsx", "GetClassType.xlsx")!builder.CloseFile();