C#实现OFD格式与PDF格式的互转

using Spire.Pdf.Conversion;

namespace OFDtoPDF
{
    class Program
    {
        static void Main(string[] args)
        {
            //加载OFD文档
            OfdConverter converter = new OfdConverter("test.ofd");

            //转为PDF格式保存
            converter.ToPdf("ToPDF.pdf");
        }
    }
}

Imports Spire.Pdf.Conversion

Namespace OFDtoPDF
    Class Program
        Private Shared Sub Main(args As String())
            '加载OFD文档
            Dim converter As New OfdConverter("test.ofd")

            '转为PDF格式保存
            converter.ToPdf("ToPDF.pdf")
        End Sub
    End Class
End Namespace

using Spire.Pdf;

namespace PDFtoOFD
{
    class Program
    {
        static void Main(string[] args)
        {
            PdfDocument pdf = new PdfDocument();
            pdf.LoadFromFile("test.pdf");
            pdf.SaveToFile("ToOFD.ofd", FileFormat.OFD);
        }
    }
}

Imports Spire.Pdf

Namespace PDFtoOFD
    Class Program
        Private Shared Sub Main(args As String())
            Dim pdf As New PdfDocument()
            pdf.LoadFromFile("test.pdf")
            pdf.SaveToFile("ToOFD.ofd", FileFormat.OFD)
        End Sub
    End Class
End Namespace