一种方法是使用ShouldSkipRecords。
... using (var stream = File.Open(path, FileMode.Append)) using (var writer = new StreamWriter(stream)) using (var csv = new CsvWriter(writer, config)) { if(type != null) { csv.Context.RegisterClassMap(type); } csv.Context.TypeConverterOptionsCache.AddOptions<DateTime>(options); csv....
varconfig=newCsvConfiguration(CultureInfo.InvariantCulture) { // Don't write the header again. HasHeaderRecord=false, }; using(varstream=File.Open("path\\to\\file.csv",FileMode.Append)) using(varwriter=newStreamWriter(stream)) using(varcsv=newCsvWriter(writer,config)) { csv.WriteRecords(recor...
}//////导出为svc文件,strFileName为要导出的csv格式文件的路径和文件名//////头部信息///表格///路径protectedboolExportToSvc(Dictionary<string,object> addition, System.Data.DataTable dt,stringstrFileName) {stringstrPath =strFileName;if(File.Exists(strPath)) { File.Delete(strPath); }//先打...
创建CsvWriter对象:使用CsvWriter类可以写入CSV文件。可以传入StreamWriter或文件路径作为参数来创建CSV文件。 using (var writer = new StreamWriter("path/to/save/csv/file.csv", append: false)) using (var csv = new CsvWriter(writer, CultureInfo.InvariantCulture)) { csv.WriteRecords(records); } 复制代...
最近在使用遇到一个问题需要把csv格式的文件转成xls，随便新建一个excel，然后打开，选择“开发工具”，...
bool append = true; var config = new CsvConfiguration(CultureInfo.InvariantCulture); config.HasHeaderRecord = !append; using (var writer = new StreamWriter("path\\to\\file.csv", append)) { using (var csv = new CsvWriter(writer, config)) ...
sb.AppendLine(); } }returnsb.ToString(); }//////字符串转义//////原字符串>///<returns>转义后字符串</returns>privatestaticstringFomartCsvData(stringstr) {if(string.IsNullOrEmpty(str))returnstr;///当表格内容有"双引号时,转换为两个""双引号,外面用双引号括起来if(str.Contains("\"")) ...
Append("g|h|i\r\n"); var config = new CsvConfiguration(CultureInfo.InvariantCulture) { Delimiter = "|", Encoding = Encoding.UTF8, }; using (var reader = new StringReader(s.ToString())) using (var csv = new CsvReader(reader, config)) { csv.GetRecords<CsvModel>().ToList().Dump()...
using CsvHelper; using System.Collections.Generic; using System.IO; namespace Test { class Program { class CsvColumns { private string column_01; [CsvHelper.Configuration.Attributes.Name("Column 01")] // changes header/column name Column_01 to Column 01 public string Column_01 { get...