Spire.Doc.Document doc = new Spire.Doc.Document();
doc.LoadFromFile(inputFile1);TableRow row = doc.FirstSection.Body.Tables[0].FirstRow;
row.Hidden = true;doc.SaveToFile(outputDocxFile1);doc = new Document(outputDocxFile1);
row = doc.FirstSection.Body.Tables[0].FirstRow;
Assert.True(row.Hidden);
foreach (TableCell cell in row.Cells)
{
    foreach (Paragraph para in cell.Paragraphs)
    {
        foreach (ParagraphBase run in para.ChildObjects)
        {
            if (run is TextRange || run is Break || run is Symbol)
            {
                Assert.True(run.CharacterFormat.Hidden);
            }
        }
    }
}

IDocumentSerializable,
IXDLSAttributeReader,
IXDLSAttributeWriter,
IXDLSContentReader,
IXDLSContentWriter,
IXDLSFactory,
IXDLSSerializableCollection

DocumentSerializable,
DocumentSerializableCollection,
XDLSHolder,
XDLSReader

public object GetDirectShapeAttr(int key)
public object FetchInheritedShapeAttr(int key)
public object FetchShapeAttr(int key)
public void SetShapeAttr(int key, object value)
public void RemoveShapeAttr(int key)
public object GetDirectShapeAttribute(int key)
public object GetInheritedShapeAttribute(int key)
public object GetShapeAttribute(int key)
public void SetShapeAttribute(int key, object value)
public void RemoveShapeAttribute(int key)
public bool HasKey(int key)

Workbook workbook = new Workbook();
            Worksheet sheet = workbook.Worksheets[0];
            sheet.Range["C1"].Text = "out";
            sheet.Range["C2"].Formula = "=LET(x, 5, y, 10, x + y)";
            sheet.Range["C3"].Formula = "=LET(a, 1, b, 2, c, 3, d, 4, a+b+c+d)";
            sheet.Range["C4"].Formula = "=LET(outer, LET(inner, 5, inner*2), outer+10)";
            sheet.Range["C5"].Formula = "=LET(x, 5, y, x*2, z, y+3, z*2)"; 
            sheet.Range["C2"].Formula = "=MAP(A2:A4, LAMBDA(x, x*2))";
            sheet.Range["D2"].Formula = "=MAP(A2:A4,LAMBDA(x,x*10+1))";
            sheet.Range["A8"].Formula = "=MAP(A2:B4,C2:D4,LAMBDA(x,y,SUM(x,y)))";

PdfDocument pdf = new PdfDocument();
foreach (PdfHatchStyle type in Enum.GetValues(typeof(PdfHatchStyle)))
{
    PdfPageBase page = pdf.Pages.Add();
    PdfCanvas canves = page.Canvas;
    Color foreColor = Color.FromArgb(255, 255, 255, 0);
    Color backColor = Color.FromArgb(255, 78, 167, 46);
    page.Canvas.DrawString(type.ToString(), new PdfTrueTypeFont(new System.Drawing.Font("Arial", 16)), new PdfSolidBrush(Color.Black), new PointF(0, 0), true);
    PdfHatchBrush brush = new PdfHatchBrush(type, foreColor, backColor);
    canves.DrawRectangle(brush, 100, 100, 300, 200);
}
pdf.SaveToFile(output);
pdf.Dispose();

PdfTextReplacer textReplacer = new PdfTextReplacer(page);
textReplacer.Options = textReplaceOptions;
textReplacer.ReplaceAllText("文档", "文件", Color.Red);