使用NOPI读取Excel的例子很多，读取Word的例子不多。
Excel的解析方式有多中，可以使用ODBC查询，把Excel作为一个数据集对待。也可以使用文档结构模型的方式进行解析，即解析Workbook（工作簿）、Sheet、Row、Column。
Word的解析比较复杂，因为Word的文档结构模型定义较为复杂。解析Word或者Excel，关键是理解Word、Excel的文档对象模型。
Word、Excel文档对象模型的解析，可以通过COM接口调用，此类方式使用较广。（可以录制宏代码，然后替换为对应的语言）
也可以使用XML模型解析，尤其是对于2007、2010版本的文档的解析。
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using NPOI.POIFS.FileSystem;using NPOI.SS.UserModel;using NPOI.XSSF.UserModel;using NPOI.XWPF.UserModel;using System;using System.Collections.Generic;using System.Configuration;using System.IO;using System.Text;namespace eyuan{ public static class NOPIHandler { /// <summary> /// /// </summary> /// <param name="fileName"></param> /// <returns></returns> public static List<List<List<string>>> ReadExcel(string fileName) { //打开Excel工作簿 XSSFWorkbook hssfworkbook = null; try { using (FileStream file = new FileStream(fileName, FileMode.Open, FileAccess.Read)) { hssfworkbook = new XSSFWorkbook(file); } } catch (Exception e) { LogHandler.LogWrite(string.Format("文件{0}打开失败，错误：{1}", new string[] { fileName, e.ToString() })); } //循环Sheet页 int sheetsCount = hssfworkbook.NumberOfSheets; List<List<List<string>>> workBookContent = new List<List<List<string>>>(); for (int i = 0; i < sheetsCount; i++) { //Sheet索引从0开始 ISheet sheet = hssfworkbook.GetSheetAt(i); //循环行 List<List<string>> sheetContent = new List<List<string>>(); int rowCount = sheet.PhysicalNumberOfRows; for (int j = 0; j < rowCount; j++) { //Row（逻辑行）的索引从0开始 IRow row = sheet.GetRow(j); //循环列（各行的列数可能不同） List<string> rowContent = new List<string>(); int cellCount = row.PhysicalNumberOfCells; for (int k = 0; k < cellCount; k++) { //ICell cell = row.GetCell(k); ICell cell = row.Cells[k]; if (cell == null) { rowContent.Add("NIL"); } else { rowContent.Add(cell.ToString()); //rowContent.Add(cell.StringCellValue); } } //添加行到集合中 sheetContent.Add(rowContent); } //添加Sheet到集合中 workBookContent.Add(sheetContent); } return workBookContent; } /// <summary> /// /// </summary> /// <param name="fileName"></param> /// <returns></returns> public static string ReadExcelText(string fileName) { string ExcelCellSeparator = ConfigurationManager.AppSettings["ExcelCellSeparator"]; string ExcelRowSeparator = ConfigurationManager.AppSettings["ExcelRowSeparator"]; string ExcelSheetSeparator = ConfigurationManager.AppSettings["ExcelSheetSeparator"]; // List<List<List<string>>> excelContent = ReadExcel(fileName); string fileText = string.Empty; StringBuilder sbFileText = new StringBuilder(); //循环处理WorkBook中的各Sheet页 List<List<List<string>>>.Enumerator enumeratorWorkBook = excelContent.GetEnumerator(); while (enumeratorWorkBook.MoveNext()) { //循环处理当期Sheet页中的各行 List<List<string>>.Enumerator enumeratorSheet = enumeratorWorkBook.Current.GetEnumerator(); while (enumeratorSheet.MoveNext()) { string[] rowContent = enumeratorSheet.Current.ToArray(); sbFileText.Append(string.Join(ExcelCellSeparator, rowContent)); sbFileText.Append(ExcelRowSeparator); } sbFileText.Append(ExcelSheetSeparator); } // fileText = sbFileText.ToString(); return fileText; } /// <summary> /// 读取Word内容 /// </summary> /// <param name="fileName"></param> /// <returns></returns> public static string ReadWordText(string fileName) { string WordTableCellSeparator = ConfigurationManager.AppSettings["WordTableCellSeparator"]; string WordTableRowSeparator = ConfigurationManager.AppSettings["WordTableRowSeparator"]; string WordTableSeparator = ConfigurationManager.AppSettings["WordTableSeparator"]; // string CaptureWordHeader = ConfigurationManager.AppSettings["CaptureWordHeader"]; string CaptureWordFooter = ConfigurationManager.AppSettings["CaptureWordFooter"]; string CaptureWordTable = ConfigurationManager.AppSettings["CaptureWordTable"]; string CaptureWordImage = ConfigurationManager.AppSettings["CaptureWordImage"]; // string CaptureWordImageFileName = ConfigurationManager.AppSettings["CaptureWordImageFileName"]; // string fileText = string.Empty; StringBuilder sbFileText = new StringBuilder(); #region 打开文档 XWPFDocument document = null; try { using (FileStream file = new FileStream(fileName, FileMode.Open, FileAccess.Read)) { document = new XWPFDocument(file); } } catch (Exception e) { LogHandler.LogWrite(string.Format("文件{0}打开失败，错误：{1}", new string[] { fileName, e.ToString() })); } #endregion #region 页眉、页脚 //页眉 if (CaptureWordHeader == "true") { sbFileText.AppendLine("Capture Header Begin"); foreach (XWPFHeader xwpfHeader in document.HeaderList) { sbFileText.AppendLine(string.Format("{0}", new string[] { xwpfHeader.Text })); } sbFileText.AppendLine("Capture Header End"); } //页脚 if (CaptureWordFooter == "true") { sbFileText.AppendLine("Capture Footer Begin"); foreach (XWPFFooter xwpfFooter in document.FooterList) { sbFileText.AppendLine(string.Format("{0}", new string[] { xwpfFooter.Text })); } sbFileText.AppendLine("Capture Footer End"); } #endregion #region 表格 if (CaptureWordTable == "true") { sbFileText.AppendLine("Capture Table Begin"); foreach (XWPFTable table in document.Tables) { //循环表格行 foreach (XWPFTableRow row in table.Rows) { foreach (XWPFTableCell cell in row.GetTableCells()) { sbFileText.Append(cell.GetText()); // sbFileText.Append(WordTableCellSeparator); } sbFileText.Append(WordTableRowSeparator); } sbFileText.Append(WordTableSeparator); } sbFileText.AppendLine("Capture Table End"); } #endregion #region 图片 if (CaptureWordImage == "true") { sbFileText.AppendLine("Capture Image Begin"); foreach (XWPFPictureData pictureData in document.AllPictures) { string picExtName = pictureData.suggestFileExtension(); string picFileName = pictureData.GetFileName(); byte[] picFileContent = pictureData.GetData(); // string picTempName = string.Format(CaptureWordImageFileName, new string[] { Guid.NewGuid().ToString() + "_" + picFileName + "." + picExtName }); // using (FileStream fs = new FileStream(picTempName, FileMode.Create, FileAccess.Write)) { fs.Write(picFileContent, 0, picFileContent.Length); fs.Close(); } // sbFileText.AppendLine(picTempName); } sbFileText.AppendLine("Capture Image End"); } #endregion //正文段落 sbFileText.AppendLine("Capture Paragraph Begin"); foreach (XWPFParagraph paragraph in document.Paragraphs) { sbFileText.AppendLine(paragraph.ParagraphText); } sbFileText.AppendLine("Capture Paragraph End"); // // fileText = sbFileText.ToString(); return fileText; } }} |
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原文链接：http://www.cnblogs.com/mahongbiao/p/3760878.html
