C# iText7从表中删除某些标题

PdfReader reader = new PdfReader("input.pdf");

PdfDocument document = new PdfDocument(reader);
int totalPages = document.GetNumberOfPages();

for (int pageNumber = 1; pageNumber <= totalPages; pageNumber++)
{
    PdfPage page = document.GetPage(pageNumber);
    // 在这里查找包含表格的页面
}

PdfCanvas canvas = new PdfCanvas(page);
canvas.BeginText();
canvas.SetFontAndSize(PdfFontFactory.CreateFont(), 12);
canvas.MoveText(x, y); // 设置标题的位置
canvas.ShowText(""); // 清空标题内容
canvas.EndText();

PdfWriter writer = new PdfWriter("output.pdf");
document.Writer = writer;
document.Close();