这是一段silverlight导出Excel的代码 来自zhangfengyi

概述/// <summary> /// 导出DataGrid数据到Excel         /// </summary>         /// <param name="withHeaders">是否需要表头</param>         /// <param name="grid">DataGrid</param>         /// <returns>Excel内容字符串</return

/// <summary> /// 导出DataGrID数据到Excel @H_502_18@        /// </summary> @H_502_18@        /// <param name="withheaders">是否需要表头</param> @H_502_18@        /// <param name="grID">DataGrID</param> @H_502_18@        /// <returns>Excel内容字符串</returns> @H_502_18@        public static string ExportDataGrID(bool withheaders,DataGrID grID)@H_502_18@        {@H_502_18@            string colPath; System.Reflection.PropertyInfo propInfo;@H_502_18@            System.windows.Data.Binding binding;@H_502_18@            System.Text.StringBuilder strBuilder = new System.Text.StringBuilder();@H_502_18@            System.Collections.IList source = (grID.ItemsSource as System.Collections.IList);@H_502_18@            if (source == null) return "";@H_502_18@            List<string> headers = new List<string>();@H_502_18@            grID.Columns.ToList().ForEach(col =>@H_502_18@            {@H_502_18@                if (col is DataGrIDBoundColumn)@H_502_18@                { headers.Add(FormatCSVFIEld(col.header.ToString())); }@H_502_18@            });@H_502_18@            strBuilder.Append(String.Join(",",headers.ToArray())).Append("/r/n");@H_502_18@            foreach (Object data in source)@H_502_18@            {@H_502_18@                List<string> csvRow = new List<string>();@H_502_18@                foreach (DataGrIDColumn col in grID.Columns)@H_502_18@                {@H_502_18@                    if (col is DataGrIDBoundColumn)@H_502_18@                    {@H_502_18@                        binding = (col as DataGrIDBoundColumn).Binding;@H_502_18@                        colPath = binding.Path.Path;@H_502_18@                        propInfo = data.GetType().GetProperty(colPath);@H_502_18@                        if (propInfo != null)@H_502_18@                        {@H_502_18@                            csvRow.Add(FormatCSVFIEld(propInfo.GetValue(data,null).ToString()));@H_502_18@                        }@H_502_18@                    }@H_502_18@                }@H_502_18@                strBuilder.Append(String.Join(",csvRow.ToArray())).Append("/r/n");@H_502_18@            }@H_502_18@            return strBuilder.ToString();        }

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