Returns a type of the ApiBlockLvlSdt class.
This method doesn't have any parameters.
builder.CreateFile("docx");
var oDocument = Api.GetDocument();
var oBlockLvlSdt = Api.CreateBlockLvlSdt();
var oParagraph = Api.CreateParagraph();
oBlockLvlSdt.GetContent().GetElement(0).AddText("This is a block text content control.");
oDocument.AddElement(0, oBlockLvlSdt);
var sClassType = oBlockLvlSdt.GetClassType();
oParagraph = oDocument.GetElement(1);
oParagraph.AddText("Class type: " + sClassType);
builder.SaveFile("docx", "GetClassType.docx");
builder.CloseFile();