CSharp: word,excel,powerpoint convert to pdf,hrml etc using Aspose.Office

 

    /// <summary>/// 目标文件类型/// Aspose是商业软件需要购买/// </summary>public enum FileFormat{None,Pdf,Html,Text,Doc,Docx,Xls,Xlsx,CSV,PPT,PPTx,SVG,Webp,Rtf,Dwg,Psd}/// <summary>/// 文件转换/// geovindu,Geovin Du,涂聚文,塗聚文/// 底部有水印，是商业软件需要购买/// 有时间慢慢优化，不断完善/// 20251024/// </summary>public class AsposeOfficeHelper{/// <summary>/// 文件转换/// 其他文件类型自我优化/// /// </summary>/// <param name="inpFile">源文件</param>/// <param name="outFile">目标文件</param>/// <param name="fileFormat">目标转换文件类型</param>/// <returns></returns>public static bool DuConvert(string inpFile, string outFile, FileFormat fileFormat){int i = outFile.LastIndexOf("\\");int j = outFile.LastIndexOf(".");string FileName = outFile.Substring(i + 1, j - (i + 1));string ExtendName = outFile.Substring(j + 1);//考虑扩展名bool isNeedConvert = false;if (File.Exists(inpFile)){switch (fileFormat){case FileFormat.Pdf:isNeedConvert = ConvertPdf(inpFile, outFile);break;case FileFormat.Html:isNeedConvert = ConvertHtml(inpFile, outFile);break;case FileFormat.Text:isNeedConvert = ConvertText(inpFile, outFile);break;case FileFormat.Xls:isNeedConvert = ConvertXls(inpFile, outFile);break;case FileFormat.Xlsx:isNeedConvert = ConvertXlsx(inpFile, outFile);break;case FileFormat.CSV:isNeedConvert = ConvertCSV(inpFile, outFile);break;case FileFormat.Webp:isNeedConvert = ConvertWebp(inpFile, outFile);break;case FileFormat.Doc:isNeedConvert = ConvertDoc(inpFile, outFile);break;case FileFormat.Docx:isNeedConvert = ConvertDocx(inpFile, outFile);break;case FileFormat.SVG:isNeedConvert = ConvertSvg(inpFile, outFile);break;case FileFormat.Rtf:isNeedConvert = ConvertRtf(inpFile, outFile);break;default:isNeedConvert = false;break;}}return isNeedConvert;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertPdf(string inpFile, string outFile){bool isNeedConvert = false;if (File.Exists(inpFile)){FileInfo fileInfo = new FileInfo(inpFile); //获上传源文件的扩展名switch (fileInfo.Extension.ToLower()){case ".doc":isNeedConvert = ConvertDocToPdf(inpFile, outFile);break;case ".docx":isNeedConvert = ConvertDocxToPdf(inpFile, outFile);break;case ".ppt":isNeedConvert = ConvertPPTToPdf(inpFile, outFile);break;case ".pptx":isNeedConvert = ConvertPPTxToPdf(inpFile, outFile);break;case ".xls":isNeedConvert = ConvertXlsToPdf(inpFile, outFile);break;case ".xlsx":isNeedConvert = ConvertXlsxToPdf(inpFile, outFile);break;case ".html":isNeedConvert = ConvertHtmlToPdf(inpFile, outFile);break;case ".htm":isNeedConvert = ConvertHtmlToPdf(inpFile, outFile);break;case ".txt":isNeedConvert = ConvertTextToPdf(inpFile, outFile);break;case ".jpg":isNeedConvert = ConvertJpgToPdf(inpFile, outFile);break;case ".png":isNeedConvert = ConvertPngToPdf(inpFile, outFile);break;case ".gif":isNeedConvert = ConvertGifToPdf(inpFile, outFile);break;case ".svg":isNeedConvert = ConvertSvgToPdf(inpFile, outFile);break;case ".rtf":isNeedConvert = ConvertRtfToPdf(inpFile, outFile);break;case ".psd":isNeedConvert = ConvertPsdToPdf(inpFile, outFile);break;case ".dwg":isNeedConvert = ConvertDwgToPdf(inpFile, outFile);break;}}return isNeedConvert;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertHtml(string inpFile, string outFile){bool isNeedConvert = false;if (File.Exists(inpFile)){FileInfo fileInfo = new FileInfo(inpFile); //获上传源文件的扩展名switch (fileInfo.Extension.ToLower()){case ".doc":isNeedConvert = ConvertDocToHtml(inpFile, outFile);break;case ".docx":isNeedConvert = ConvertDocxToHtml(inpFile, outFile);break;case ".ppt":isNeedConvert =  ConvertPPTToHtml(inpFile, outFile);break;case ".pptx":isNeedConvert = ConvertPPTxToHtml(inpFile, outFile);break;case ".xls":isNeedConvert = ConvertXlsToHtml(inpFile, outFile);break;case ".xlsx":isNeedConvert =ConvertXlsxToHtml(inpFile, outFile);break;case ".html":isNeedConvert = false;break;case ".htm":isNeedConvert = false;break;case ".pdf":isNeedConvert = ConvertPdfToHtml(inpFile,outFile);break;case ".rtf":isNeedConvert = ConvertRtfToHtml(inpFile, outFile);break;}}return isNeedConvert;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertText(string inpFile, string outFile){bool isNeedConvert = false;if (File.Exists(inpFile)){FileInfo fileInfo = new FileInfo(inpFile); //获上传源文件的扩展名switch (fileInfo.Extension.ToLower()){case ".doc":isNeedConvert = ConvertDocToText(inpFile, outFile);break;case ".docx":isNeedConvert = ConvertDocxToText(inpFile, outFile);break;case ".ppt":isNeedConvert = false;// ConvertPPTToText(inpFile, outFile);break;case ".pptx":isNeedConvert = false;// ConvertPPTXToText(inpFile, outFile);break;case ".xls":isNeedConvert = ConvertXlsToText(inpFile, outFile);break;case ".xlsx":isNeedConvert = ConvertXlsxToText(inpFile, outFile);break;case ".html":isNeedConvert = false;//ConvertHtmlToText(inpFile, outFile);break;case ".htm":isNeedConvert = false;//ConvertHtmlToText(inpFile, outFile);break;case ".pdf":isNeedConvert = ConvertPdfToText(inpFile, outFile);break;case ".rtf":isNeedConvert = false;//ConvertRtfToText(inpFile, outFile);break;}}return isNeedConvert;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertDoc(string inpFile, string outFile){bool isNeedConvert = false;if (File.Exists(inpFile)){FileInfo fileInfo = new FileInfo(inpFile); //获上传源文件的扩展名switch (fileInfo.Extension.ToLower()){case ".txt":isNeedConvert = false;// ConvertTextToDoc(inpFile, outFile);break;case ".pdf":isNeedConvert = ConvertPdfToDoc(inpFile, outFile);break;case ".html":isNeedConvert = ConvertHtmlToDoc(inpFile, outFile);break;case ".Docx":isNeedConvert = ConvertDocxToDoc(inpFile, outFile);break;case ".rtf":isNeedConvert = false;// ConvertRtfToDoc(inpFile, outFile);break;}}return isNeedConvert;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertDocx(string inpFile, string outFile){bool isNeedConvert = false;if (File.Exists(inpFile)){FileInfo fileInfo = new FileInfo(inpFile); //获上传源文件的扩展名switch (fileInfo.Extension.ToLower()){case ".doc":isNeedConvert = ConvertDocToDocx(inpFile, outFile);break;case ".xsl":isNeedConvert = ConvertXlsToDocx(inpFile, outFile);break;case ".xslx":isNeedConvert = ConvertXlsxToDocx(inpFile, outFile);break;case ".txt":isNeedConvert = false;// ConvertTextToDocx(inpFile, outFile);break;case ".pdf":isNeedConvert = ConvertPdfToDocx(inpFile, outFile);break;case ".html":isNeedConvert = ConvertHtmlToDocx(inpFile, outFile);break;case ".rtf":isNeedConvert = false;//ConvertRtfToDocx(inpFile, outFile);break;}}return isNeedConvert;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertCSV(string inpFile, string outFile){bool isNeedConvert = false;if (File.Exists(inpFile)){FileInfo fileInfo = new FileInfo(inpFile); //获上传源文件的扩展名switch (fileInfo.Extension.ToLower()){case ".xls":isNeedConvert = ConvertXlsToCsv(inpFile, outFile);break;case ".xlsx":isNeedConvert = ConvertXlsxToCsv(inpFile, outFile);break;}}return isNeedConvert;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertXls(string inpFile, string outFile){bool isNeedConvert = false;if (File.Exists(inpFile)){FileInfo fileInfo = new FileInfo(inpFile); //获上传源文件的扩展名switch (fileInfo.Extension.ToLower()){case ".csv":isNeedConvert = ConvertCsvToXls(inpFile, outFile);break;case ".xlsx":isNeedConvert = ConvertXlsxToXls(inpFile, outFile);break;}}return isNeedConvert;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertXlsx(string inpFile, string outFile){bool isNeedConvert = false;if (File.Exists(inpFile)){FileInfo fileInfo = new FileInfo(inpFile); //获上传源文件的扩展名switch (fileInfo.Extension.ToLower()){case ".xls":isNeedConvert = ConvertXlsToXlsx(inpFile, outFile);break;case ".csv":isNeedConvert =ConvertCsvToXlsx(inpFile, outFile);break;}}return isNeedConvert;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertRtf(string inpFile, string outFile){bool isNeedConvert = false;if (File.Exists(inpFile)){FileInfo fileInfo = new FileInfo(inpFile); //获上传源文件的扩展名switch (fileInfo.Extension.ToLower()){case ".doc":isNeedConvert = ConvertDocToRtf(inpFile, outFile);break;case ".docx":isNeedConvert = ConvertDocxToRtf(inpFile, outFile);break;case ".ppt":isNeedConvert = false;// ConvertPPTToRtf(inpFile, outFile);break;case ".pptx":isNeedConvert = false;//ConvertPPTxToRtf(inpFile, outFile);break;case ".xls":isNeedConvert = false;//ConvertXlsToRtf(inpFile, outFile);break;case ".xlsx":isNeedConvert = false;//ConvertXlsxToRtf(inpFile, outFile);break;case ".html":isNeedConvert = false;//ConvertHtmlToRtf(inpFile, outFile);break;case ".htm":isNeedConvert = false;//ConvertHtmlToRtf(inpFile, outFile);break;case ".pdf":isNeedConvert = false;// ConvertPdfToRtf(inpFile, outFile);break;}}return isNeedConvert;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertWebp(string inpFile, string outFile){bool isNeedConvert = false;if (File.Exists(inpFile)){FileInfo fileInfo = new FileInfo(inpFile); //获上传源文件的扩展名switch (fileInfo.Extension.ToLower()){case ".jpg":isNeedConvert = ConvertImageToWebp(inpFile, outFile);break;case ".png":isNeedConvert = ConvertImageToWebp(inpFile, outFile);break;case ".gif":isNeedConvert =  ConvertImageToWebp(inpFile, outFile);break;}}return isNeedConvert;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertSvg(string inpFile, string outFile){bool isNeedConvert = false;if (File.Exists(inpFile)){FileInfo fileInfo = new FileInfo(inpFile); //获上传源文件的扩展名switch (fileInfo.Extension.ToLower()){case ".jpg":isNeedConvert = ConvertImagedToSvg(inpFile, outFile);// ConvertJpgToSvg(inpFile, outFile);break;case ".png":isNeedConvert = ConvertPngToSvg(inpFile, outFile);break;case ".gif":isNeedConvert = ConvertImagedToSvg(inpFile, outFile);// ConvertGifToSvg(inpFile, outFile);break;}}return isNeedConvert;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertHtmlToPdf(string inpFile, string outFile){bool ok = false;try{// Load the HTML file into a document using HtmlLoadOptionsvar options = new Aspose.Pdf.HtmlLoadOptions();// Open HTML documentusing (var document = new Aspose.Pdf.Document(inpFile, options)){// Save PDF documentdocument.Save(outFile);}ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertHtmlToPdfTwo(string inpFile, string outFile){bool ok = false;try{// Load the HTML file into a document using HtmlLoadOptionsvar document = new Aspose.Html.HTMLDocument(inpFile);var options = new Aspose.Html.Saving.PdfSaveOptions();Aspose.Html.Converters.Converter.ConvertHTML(document, options, outFile);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertHtmlToDocx(string inpFile, string outFile){bool ok = false;try{// Load the HTML file into a document using HtmlLoadOptionsvar document = new Aspose.Html.HTMLDocument(inpFile);var options = new Aspose.Html.Saving.DocSaveOptions();Aspose.Html.Converters.Converter.ConvertHTML(document, options, outFile);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertHtmlToDoc(string inpFile, string outFile){bool ok = false;try{// Load the HTML file into a document using HtmlLoadOptionsvar document = new Aspose.Html.HTMLDocument(inpFile);var options = new Aspose.Html.Saving.DocSaveOptions();Aspose.Html.Converters.Converter.ConvertHTML(document, options, outFile);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertTextToPdf(string inpFile, string outFile){bool ok = false;try{TextReader tr = new StreamReader(inpFile);Aspose.Pdf.Document doc = new Aspose.Pdf.Document();Aspose.Pdf.Page page = doc.Pages.Add();TextFragment text = new TextFragment(tr.ReadToEnd());page.Paragraphs.Add(text);doc.Save(outFile);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// ConvertRtfToPdf/// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertDocxToPdf(string inpFile,string outFile){bool ok = false;try{Aspose.Words.Document doc = new Aspose.Words.Document(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Words.SaveFormat.Pdf);ok = true;}catch(Exception ex){ Console.WriteLine(ex.Message.ToString()); }return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertDocToDocx(string inpFile, string outFile){bool ok = false;try{Aspose.Words.Document doc = new Aspose.Words.Document(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Words.SaveFormat.Docx);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertDocxToDoc(string inpFile, string outFile){bool ok = false;try{Aspose.Words.Document doc = new Aspose.Words.Document(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Words.SaveFormat.Doc);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertRtfToPdf(string inpFile, string outFile){bool ok = false;try{//多个文件//var fileNames = new List<string> { "Input1.rtf", "Input2.rtf" };//var output = new Document();//// 在追加之前从目标文档中删除所有内容。//output.RemoveAllChildren();//foreach (string fileName in fileNames)//{//    var input = new Document(fileName);//    // 将源文档附加到目标文档的末尾。//    output.AppendDocument(input, ImportFormatMode.KeepSourceFormatting);//}//output.Save("Output.pdf");var input = new Aspose.Words.Document(inpFile);input.Save(outFile);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertRtfToHtml(string inpFile, string outFile){bool ok = false;try{var input = new Aspose.Words.Document(inpFile);//Aspose.Words.Saving.HtmlSaveOptions options = new Aspose.Words.Saving.HtmlSaveOptions()//{//    HtmlVersion = HtmlVersion.XHtml,//    ExportXhtmlTransitional = true,//    PrettyFormat = true//};Aspose.Words.Saving.HtmlFixedSaveOptions options = new Aspose.Words.Saving.HtmlFixedSaveOptions(){ExportEmbeddedImages = true,ExportEmbeddedCss = true,PrettyFormat = true};input.Save(outFile);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertDocToPdf(string inpFile, string outFile){bool ok = false;try{Aspose.Words.Document doc = new Aspose.Words.Document(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Words.SaveFormat.Pdf);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertDocxToHtml(string inpFile, string outFile){bool ok = false;try{Aspose.Words.Document doc = new Aspose.Words.Document(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Words.SaveFormat.Html);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertDocToHtml(string inpFile, string outFile){bool ok = false;try{Aspose.Words.Document doc = new Aspose.Words.Document(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Words.SaveFormat.Html);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertDocToText(string inpFile, string outFile){bool ok = false;try{Aspose.Words.Document doc = new Aspose.Words.Document(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Words.SaveFormat.Text);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertDocxToText(string inpFile, string outFile){bool ok = false;try{Aspose.Words.Document doc = new Aspose.Words.Document(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Words.SaveFormat.Text);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertDocToRtf(string inpFile, string outFile){bool ok = false;try{Aspose.Words.Document doc = new Aspose.Words.Document(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Words.SaveFormat.Rtf);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertDocxToRtf(string inpFile, string outFile){bool ok = false;try{Aspose.Words.Document doc = new Aspose.Words.Document(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Words.SaveFormat.Rtf);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertXlsToPdf(string inpFile, string outFile){bool ok = false;try{Aspose.Cells.Workbook doc = new Aspose.Cells.Workbook(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Cells.SaveFormat.Pdf);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertXlsToHtml(string inpFile, string outFile){bool ok = false;try{Aspose.Cells.Workbook doc = new Aspose.Cells.Workbook(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Cells.SaveFormat.Html);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertXlsToDocx(string inpFile, string outFile){bool ok = false;try{Aspose.Cells.Workbook doc = new Aspose.Cells.Workbook(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Cells.SaveFormat.Docx);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertXlsxToDocx(string inpFile, string outFile){bool ok = false;try{Aspose.Cells.Workbook doc = new Aspose.Cells.Workbook(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Cells.SaveFormat.Docx);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertXlsToJson(string inpFile, string outFile){bool ok = false;try{Aspose.Cells.Workbook doc = new Aspose.Cells.Workbook(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Cells.SaveFormat.Json);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertXlsToText(string inpFile, string outFile){bool ok = false;try{//Load your source workbookAspose.Cells.Workbook workbook = new Aspose.Cells.Workbook(inpFile);//0-byte arraybyte[] workbookData = new byte[0];//Text save options. You can use any type of separatorAspose.Cells.TxtSaveOptions opts = new Aspose.Cells.TxtSaveOptions();opts.Separator = '\t';//Copy each worksheet data in text format inside workbook data arrayfor (int idx = 0; idx < workbook.Worksheets.Count; idx++){//Save the active worksheet into text formatMemoryStream ms = new MemoryStream();workbook.Worksheets.ActiveSheetIndex = idx;workbook.Save(ms, opts);//Save the worksheet data into sheet data arrayms.Position = 0;byte[] sheetData = ms.ToArray();//Combine this worksheet data into workbook data arraybyte[] combinedArray = new byte[workbookData.Length + sheetData.Length];Array.Copy(workbookData, 0, combinedArray, 0, workbookData.Length);Array.Copy(sheetData, 0, combinedArray, workbookData.Length, sheetData.Length);workbookData = combinedArray;}//Save entire workbook data into fileFile.WriteAllBytes(outFile, workbookData);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertXlsxToText(string inpFile, string outFile){bool ok = false;try{//Load your source workbookAspose.Cells.Workbook workbook = new Aspose.Cells.Workbook(inpFile);//0-byte arraybyte[] workbookData = new byte[0];//Text save options. You can use any type of separatorAspose.Cells.TxtSaveOptions opts = new Aspose.Cells.TxtSaveOptions();opts.Separator = '\t';//Copy each worksheet data in text format inside workbook data arrayfor (int idx = 0; idx < workbook.Worksheets.Count; idx++){//Save the active worksheet into text formatMemoryStream ms = new MemoryStream();workbook.Worksheets.ActiveSheetIndex = idx;workbook.Save(ms, opts);//Save the worksheet data into sheet data arrayms.Position = 0;byte[] sheetData = ms.ToArray();//Combine this worksheet data into workbook data arraybyte[] combinedArray = new byte[workbookData.Length + sheetData.Length];Array.Copy(workbookData, 0, combinedArray, 0, workbookData.Length);Array.Copy(sheetData, 0, combinedArray, workbookData.Length, sheetData.Length);workbookData = combinedArray;}//Save entire workbook data into fileFile.WriteAllBytes(outFile, workbookData);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertXlsxToPdf(string inpFile, string outFile){bool ok = false;try{Aspose.Cells.Workbook doc = new Aspose.Cells.Workbook(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Cells.SaveFormat.Pdf);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// ConvertXlsxToXls/// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertXlsToXlsx(string inpFile, string outFile){bool ok = false;try{Aspose.Cells.Workbook doc = new Aspose.Cells.Workbook(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Cells.SaveFormat.Xlsx);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertXlsxToHtml(string inpFile, string outFile){bool ok = false;try{Aspose.Cells.Workbook doc = new Aspose.Cells.Workbook(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Cells.SaveFormat.Html);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertXlsToCsv(string inpFile, string outFile){bool ok = false;try{Aspose.Cells.Workbook doc = new Aspose.Cells.Workbook(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Cells.SaveFormat.Csv);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertXlsxToCsv(string inpFile, string outFile){bool ok = false;try{Aspose.Cells.Workbook doc = new Aspose.Cells.Workbook(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Cells.SaveFormat.Csv);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertXlsxToXls(string inpFile, string outFile){bool ok = false;try{Aspose.Cells.Workbook doc = new Aspose.Cells.Workbook(inpFile);// Save the document in HTML format.doc.Save(outFile);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertPPTToPdf(string inpFile, string outFile){bool ok = false;try{Aspose.Slides.Presentation doc = new Aspose.Slides.Presentation(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Slides.Export.SaveFormat.Pdf);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertPPTToHtml(string inpFile, string outFile){bool ok = false;try{Aspose.Slides.Presentation doc = new Aspose.Slides.Presentation(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Slides.Export.SaveFormat.Html5);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertPPTToJpg(string inpFile, string outFile){bool ok = false;try{using (Aspose.Slides.Presentation presentation = new Aspose.Slides.Presentation(inpFile)){for (int i = 0; i < presentation.Slides.Count; i++){// Generate thumbnail for each slideusing (var bitmap = presentation.Slides[i].GetThumbnail(1f, 1f)){// Save each slide as a separate imagebitmap.Save($"Slide_{i + 1}.jpg"); //, System.Drawing.Imaging.ImageFormat.Jpeg}}}ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertPPTxToPdf(string inpFile, string outFile){bool ok = false;try{Aspose.Slides.Presentation doc = new Aspose.Slides.Presentation(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Slides.Export.SaveFormat.Pdf);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertPPTxToHtml(string inpFile, string outFile){bool ok = false;try{Aspose.Slides.Presentation doc = new Aspose.Slides.Presentation(inpFile);// Save the document in HTML format.doc.Save(outFile, Aspose.Slides.Export.SaveFormat.Html5);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertPdfToHtml(string inpFile, string outFile){bool ok = false;try{// Load the source PDF documentAspose.Pdf.Document pdfDocument = new Aspose.Pdf.Document(inpFile);// Save the PDF as a Word document (DOCX format)pdfDocument.Save(outFile, Aspose.Pdf.SaveFormat.Html);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertPdfToText(string inpFile, string outFile){bool ok = false;try{//string[] pdfFiles = { "sample1.pdf", "sample2.pdf" };//var extractor = new TextExtractor();//var options = new TextExtractorOptions(TextExtractorOptions.TextFormattingMode.Raw);//foreach (var file in pdfFiles)//{//    options.AddInput(new FileDataSource(file));//}//var resultContainer = extractor.Process(options);//for (int i = 0; i < resultContainer.ResultCollection.Count; i++)//{//    string text = resultContainer.ResultCollection[i].ToString();//    Console.WriteLine(text);//}//2//var extractor = new TextExtractor();//var options = new TextExtractorOptions(TextExtractorOptions.TextFormattingMode.Pure);//options.AddInput(new FileDataSource(inpFile));//var resultContainer = extractor.Process(options);//string extractedText = resultContainer.ResultCollection[0].ToString();           //// Save the extracted text to a file//File.WriteAllText(outFile, extractedText);//3// Load the PDF documentAspose.Pdf.Document pdfDocument = new Aspose.Pdf.Document(inpFile);// StringBuilder to hold the extracted textStringBuilder builder = new StringBuilder();// Loop through all the pages in the PDFforeach (Aspose.Pdf.Page pdfPage in pdfDocument.Pages){// Process each page for text extractionusing (MemoryStream textStream = new MemoryStream()){// Create a text device for text extractionTextDevice textDevice = new TextDevice();// Set text extraction options to 'Pure' modeTextExtractionOptions textExtOptions = new TextExtractionOptions(TextExtractionOptions.TextFormattingMode.Pure);textDevice.ExtractionOptions = textExtOptions;// Extract text from the current page and save it to the memory streamtextDevice.Process(pdfPage, textStream);// Convert memory stream to textstring extractedText = Encoding.Unicode.GetString(textStream.ToArray());// Append the extracted text to the StringBuilderbuilder.Append(extractedText);}}// Save the extracted text to a fileFile.WriteAllText(outFile, builder.ToString());ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertPdfToDoc(string inpFile, string outFile){bool ok = false;try{// Load the source PDF documentAspose.Pdf.Document pdfDocument = new Aspose.Pdf.Document(inpFile);// Save the PDF as a Word document (DOCX format)pdfDocument.Save(outFile, Aspose.Pdf.SaveFormat.Doc);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertPdfToDocx(string inpFile, string outFile){bool ok = false;try{// Load the source PDF documentAspose.Pdf.Document pdfDocument = new Aspose.Pdf.Document(inpFile);// Save the PDF as a Word document (DOCX format)pdfDocument.Save(outFile, Aspose.Pdf.SaveFormat.DocX);ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertJpgToPdf(string inpFile, string outFile){bool ok = false;try{// Create PDF documentusing (var document = new Aspose.Pdf.Document()){// Add pagevar page = document.Pages.Add();var image = new Aspose.Pdf.Image();// Load JPEG fileimage.File = inpFile;// Read Height of input imagepage.PageInfo.Height = image.BitmapSize.Height;// Read Width of input imagepage.PageInfo.Width = image.BitmapSize.Width;page.PageInfo.Margin.Bottom = 0;page.PageInfo.Margin.Top = 0;page.PageInfo.Margin.Right = 0;page.PageInfo.Margin.Left = 0;page.Paragraphs.Add(image);// Save PDF documentdocument.Save(outFile);}ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertGifToPdf(string inpFile, string outFile){bool ok = false;try{// Create PDF documentusing (var document = new Aspose.Pdf.Document()){// Add pagevar page = document.Pages.Add();var image = new Aspose.Pdf.Image();// Load sample GIF image fileimage.File = inpFile;page.Paragraphs.Add(image);// Save PDF documentdocument.Save(outFile);}ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertPngToPdf(string inpFile, string outFile){bool ok = false;try{// Create PDF documentusing (var document = new Aspose.Pdf.Document()){// Add pagevar page = document.Pages.Add();var image = new Aspose.Pdf.Image();// Load PNG fileimage.File = inpFile;// Read Height of input imagepage.PageInfo.Height = image.BitmapSize.Height;// Read Width of input imagepage.PageInfo.Width = image.BitmapSize.Width;page.PageInfo.Margin.Bottom = 0;page.PageInfo.Margin.Top = 0;page.PageInfo.Margin.Right = 0;page.PageInfo.Margin.Left = 0;page.Paragraphs.Add(image);// Save PDF documentdocument.Save(outFile);}ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertPsdToPdf(string inpFile, string outFile){bool ok = false;try{var loadOptions = new PsdLoadOptions() { LoadEffectsResource = true };PsdImage image = (PsdImage)Aspose.PSD.Image.Load(inpFile, loadOptions);var pdfOptions = new Aspose.PSD.ImageOptions.PdfOptions();// Customize pdfOptions as needed (compression, encryption, etc.)image.Save(outFile, pdfOptions);image.Dispose();ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertDwgToPdf(string inpFile, string outFile){bool ok = false;try{// Load a CAD drawing in an instance of CadImageusing (CadImage cadImage = (CadImage)Aspose.CAD.Image.Load(inpFile)){// Create an instance of PdfOptionsAspose.CAD.ImageOptions.PdfOptions pdfOptions = new Aspose.CAD.ImageOptions.PdfOptions();// Create an instance of CadRasterizationOptions and set its various propertiesCadRasterizationOptions cadRasterizationOptions = new CadRasterizationOptions();cadRasterizationOptions.PageWidth = 1600;cadRasterizationOptions.PageHeight = 1600;// cadRasterizationOptions.CenterDrawing = true;//cadRasterizationOptions.ScaleMethod = ScaleType.Center;// Set the VectorRasterizationOptions propertypdfOptions.VectorRasterizationOptions = cadRasterizationOptions;// Export the CAD drawing to PDF formatcadImage.Save(outFile, pdfOptions);}}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertImageToWebp(string inpFile, string outFile){bool ok = false;try{// Load the image using ImageSharpusing (SixLabors.ImageSharp.Image image = SixLabors.ImageSharp.Image.Load(inpFile)){// Save the image in WebP formatimage.Save(outFile, new WebpEncoder());ok = true;}}catch (Exception ex){ex.Message.ToString();}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertImageToWebpTwo(string inpFile, string outFile){bool ok = false;try{// Load the image using Aspose.Imagingusing (Aspose.Imaging.Image image = Aspose.Imaging.Image.Load(inpFile)){// Save the image in WebP formatimage.Save(outFile, new Aspose.Imaging.ImageOptions.WebPOptions());ok = true;}}catch (Exception ex){ex.Message.ToString();}return ok;}/// <summary>/// /// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertSvgToPdf(string inpFile, string outFile){bool ok = false;try{// 加载 SVG 文件var document = new SVGDocument("Sample.svg");// 配置保存选项var options = new Aspose.Svg.Saving.PdfSaveOptions();// 转换并保存为 PDF 文件Aspose.Svg.Converters.Converter.ConvertSVG(document, options, "Result.pdf");ok = true;}catch (Exception ex){Console.WriteLine(ex.Message.ToString());}return ok;}/// <summary>/// /// </summary>/// <param name="fileOriginPath"></param>/// <param name="fileSavePath"></param>/// <returns></returns>static bool ConvertPngToSvg(string fileOriginPath, string fileSavePath){bool ok = true;try{using (Aspose.Imaging.Image image = Aspose.Imaging.Image.Load(fileOriginPath)){Aspose.Imaging.ImageOptions.SvgOptions svgOptions = new Aspose.Imaging.ImageOptions.SvgOptions();Aspose.Imaging.ImageOptions.SvgRasterizationOptions svgRasterizationOptions = new Aspose.Imaging.ImageOptions.SvgRasterizationOptions{PageWidth = image.Width,PageHeight = image.Height};svgOptions.VectorRasterizationOptions = svgRasterizationOptions;image.Save(fileSavePath, svgOptions);ok = true;}}catch (Exception ex){ex.Message.ToString();}return ok;}/// <summary>/// /// </summary>/// <param name="fileOriginPath"></param>/// <param name="fileSavePath"></param>/// <returns></returns>static bool ConvertImagedToSvg(string fileOriginPath, string fileSavePath){bool ok = true;try{using (Aspose.Imaging.Image image = Aspose.Imaging.Image.Load(fileOriginPath)){Aspose.Imaging.ImageOptions.SvgOptions svgOptions = new Aspose.Imaging.ImageOptions.SvgOptions();Aspose.Imaging.ImageOptions.SvgRasterizationOptions svgRasterizationOptions = new Aspose.Imaging.ImageOptions.SvgRasterizationOptions{PageWidth = image.Width,PageHeight = image.Height};svgOptions.VectorRasterizationOptions = svgRasterizationOptions;image.Save(fileSavePath, svgOptions);ok = true;}}catch (Exception ex){ex.Message.ToString();}return ok;}/// <summary>/// /// </summary>/// <param name="csvFilePath"></param>/// <param name="xlsxFilePath"></param>/// <returns></returns>public static bool ConvertCsvToXlsx(string inpFile, string outFile){bool ok = false;try{// Read CSV linesvar lines = File.ReadAllLines(inpFile);// Create Excel documentusing (SpreadsheetDocument document = SpreadsheetDocument.Create(outFile, SpreadsheetDocumentType.Workbook)){WorkbookPart workbookPart = document.AddWorkbookPart();workbookPart.Workbook = new DocumentFormat.OpenXml.Spreadsheet.Workbook();WorksheetPart worksheetPart = workbookPart.AddNewPart<WorksheetPart>();worksheetPart.Worksheet = new DocumentFormat.OpenXml.Spreadsheet.Worksheet(new SheetData());Sheets sheets = document.WorkbookPart.Workbook.AppendChild(new Sheets());Sheet sheet = new Sheet(){Id = document.WorkbookPart.GetIdOfPart(worksheetPart),SheetId = 1,Name = "Sheet1"};sheets.Append(sheet);SheetData sheetData = worksheetPart.Worksheet.GetFirstChild<SheetData>();// Populate data from CSVforeach (var line in lines){DocumentFormat.OpenXml.Spreadsheet.Row row = new DocumentFormat.OpenXml.Spreadsheet.Row();var cells = line.Split(',');foreach (var cellValue in cells){DocumentFormat.OpenXml.Spreadsheet.Cell cell = new DocumentFormat.OpenXml.Spreadsheet.Cell(){DataType = CellValues.String,CellValue = new DocumentFormat.OpenXml.Spreadsheet.CellValue(cellValue)};row.Append(cell);}sheetData.Append(row);}workbookPart.Workbook.Save();ok = true;}}catch (Exception ex){ex.Message.ToString();}return ok;}/// <summary>////// </summary>/// <param name="inpFile"></param>/// <param name="outFile"></param>/// <returns></returns>static bool ConvertCsvToXls(string inpFile, string outFile){bool ok = false;Encoding encoding = Encoding.UTF8;char delimiter = ',';try{DataTable dataTable = ReadCsv(inpFile, encoding, delimiter);ok = ConvertDataTableToXls(dataTable, outFile);}catch (Exception ex){ex.Message.ToString();}return ok;}/// <summary>/// Reads a CSV file and returns its contents as a DataTable/// </summary>/// <param name="filePath"></param>/// <param name="encoding"></param>/// <param name="delimiter"></param>/// <returns></returns>/// <exception cref="Exception"></exception>static DataTable ReadCsv(string filePath, Encoding encoding, char delimiter){try{using (var reader = new StreamReader(filePath, encoding))using (var csv = new CsvReader(reader, new CsvHelper.Configuration.CsvConfiguration(CultureInfo.InvariantCulture){Delimiter = delimiter.ToString(),HasHeaderRecord = true,IgnoreBlankLines = true,TrimOptions = CsvHelper.Configuration.TrimOptions.Trim})){using (var dr = new CsvDataReader(csv)){var dt = new DataTable();dt.Load(dr);return dt;}}}catch (Exception ex){throw new Exception($"Failed to read CSV file: {ex.Message}", ex);}}/// <summary>////// </summary>/// <param name="dataTable"></param>/// <param name="outputPath"></param>/// <returns></returns>/// <exception cref="Exception"></exception>static bool ConvertDataTableToXls(DataTable dataTable, string outputPath){bool ok = false;try{// Create a new spreadsheet documentusing (SpreadsheetDocument document = SpreadsheetDocument.Create(outputPath, SpreadsheetDocumentType.Workbook)){// Add a WorkbookPart to the documentWorkbookPart workbookPart = document.AddWorkbookPart();workbookPart.Workbook = new DocumentFormat.OpenXml.Spreadsheet.Workbook();// Add a WorksheetPart to the WorkbookPartWorksheetPart worksheetPart = workbookPart.AddNewPart<WorksheetPart>();worksheetPart.Worksheet = new DocumentFormat.OpenXml.Spreadsheet.Worksheet(new SheetData());// Add Sheets to the WorkbookSheets sheets = workbookPart.Workbook.AppendChild(new Sheets());// Append a new worksheet and associate it with the workbookSheet sheet = new Sheet(){Id = workbookPart.GetIdOfPart(worksheetPart),SheetId = 1,Name = "Sheet1"};sheets.Append(sheet);// Get the SheetData objectSheetData sheetData = worksheetPart.Worksheet.GetFirstChild<SheetData>();// Add header rowDocumentFormat.OpenXml.Spreadsheet.Row headerRow = new DocumentFormat.OpenXml.Spreadsheet.Row();foreach (DataColumn column in dataTable.Columns){DocumentFormat.OpenXml.Spreadsheet.Cell cell = CreateCell(column.ColumnName, CellValues.String);headerRow.AppendChild(cell);}sheetData.AppendChild(headerRow);// Add data rowsforeach (DataRow row in dataTable.Rows){DocumentFormat.OpenXml.Spreadsheet.Row dataRow = new DocumentFormat.OpenXml.Spreadsheet.Row();foreach (var item in row.ItemArray){CellValues cellType = GetCellValueType(item);string cellValue = GetCellValueAsString(item, cellType);DocumentFormat.OpenXml.Spreadsheet.Cell cell = CreateCell(cellValue, cellType);dataRow.AppendChild(cell);}sheetData.AppendChild(dataRow);}// Save the workbookworkbookPart.Workbook.Save();ok = true;}}catch (Exception ex){throw new Exception($"Failed to create XLS file: {ex.Message}", ex);}return ok;}/// <summary>/// Creates a new Excel cell with the specified value and type/// </summary>/// <param name="value"></param>/// <param name="cellType"></param>/// <returns></returns>private static DocumentFormat.OpenXml.Spreadsheet.Cell CreateCell(string value, CellValues cellType){DocumentFormat.OpenXml.Spreadsheet.Cell cell = new DocumentFormat.OpenXml.Spreadsheet.Cell();cell.DataType = new EnumValue<CellValues>(cellType);cell.CellValue = new DocumentFormat.OpenXml.Spreadsheet.CellValue(value);return cell;}/// <summary>///  Determines the cell value type based on the object type/// </summary>/// <param name="value"></param>/// <returns></returns>private static DocumentFormat.OpenXml.Spreadsheet.CellValues GetCellValueType(object value){if (value == DBNull.Value)return DocumentFormat.OpenXml.Spreadsheet.CellValues.String;Type type = value.GetType();if (type == typeof(int) || type == typeof(long) || type == typeof(short) || type == typeof(byte))return DocumentFormat.OpenXml.Spreadsheet.CellValues.Number;else if (type == typeof(float) || type == typeof(double) || type == typeof(decimal))return DocumentFormat.OpenXml.Spreadsheet.CellValues.Number;else if (type == typeof(DateTime))return DocumentFormat.OpenXml.Spreadsheet.CellValues.Date;else if (type == typeof(bool))return DocumentFormat.OpenXml.Spreadsheet.CellValues.Boolean;elsereturn DocumentFormat.OpenXml.Spreadsheet.CellValues.String;}/// <summary>////// </summary>/// <param name="value"></param>/// <param name="cellType"></param>/// <returns></returns>private static string GetCellValueAsString(object value, DocumentFormat.OpenXml.Spreadsheet.CellValues cellType){if (value == DBNull.Value || value == null)return string.Empty;if (cellType == DocumentFormat.OpenXml.Spreadsheet.CellValues.Boolean){return (value is bool boolVal && boolVal) ? "1" : "0";}else if (cellType == DocumentFormat.OpenXml.Spreadsheet.CellValues.Number){if (value is DateTime dateVal){return dateVal.ToOADate().ToString(CultureInfo.InvariantCulture);}return Convert.ToString(value, CultureInfo.InvariantCulture);}else if (cellType == DocumentFormat.OpenXml.Spreadsheet.CellValues.String ||cellType == DocumentFormat.OpenXml.Spreadsheet.CellValues.SharedString){return Convert.ToString(value) ?? string.Empty;}else{return string.Empty;}}}

　　

using Aspose.CAD.FileFormats.Cad;
using Aspose.CAD.ImageOptions;
using Aspose.Cells;
using Aspose.Imaging;
using Aspose.Imaging.ImageOptions;
using Aspose.Pdf;
using Aspose.Pdf.Devices;
using Aspose.Pdf.Operators;
using Aspose.Pdf.Plugins;
using Aspose.Pdf.Text;
using Aspose.PSD.FileFormats.Psd;
using Aspose.PSD.ImageLoadOptions;
using Aspose.Slides;
using Aspose.Slides.Export.Web;
using Aspose.Svg;
using Aspose.Words;
using Aspose.Words.Saving;
using CsvHelper;
using DocumentFormat.OpenXml;
using DocumentFormat.OpenXml.Packaging;
using DocumentFormat.OpenXml.Presentation;
using DocumentFormat.OpenXml.Spreadsheet;
using DocumentFormat.OpenXml.Wordprocessing;
using iTextSharp.text;
using iTextSharp.text.pdf;
using SixLabors.ImageSharp;
using SixLabors.ImageSharp.Formats.Webp;
using System;
using System.Collections.Generic;
using System.Data;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices;
using System.Runtime.InteropServices.ComTypes;
using System.Text;
using System.Web;