.Net
拖拽文件夹到文本框TextBox
private void textBox1_DragDrop(object sender, DragEventArgs e) { textBox1.Text = ((System.Ar
C# 直接打开文件（默认程序）
File.WriteAllText("log.txt", log); Process.Start("log.txt");
去掉XML中的处理指令
XDocument xDoc = XDocument.Load(xmlFile); var xpis = xDoc.DescendantNodes().OfType<XProcessingInstruction>(); xpis.Remove();
C# 拖拽文件到 textBox
textBox1 属性 AllowDrop 设置为 True以下是 textBox1的两个事件实现： private void textBox1_DragDrop(object sender, DragEventArgs e) { string[] s = (string[])e.Data.GetData(DataFormats.FileDrop, false)
C# 拖拽文件到 ListBox 并排序
private void listBox1_DragDrop(object sender, DragEventArgs e) { string[] s = (string[])e.Data.GetData(DataFormats.FileDrop, false); Array.Sort(s); foreach (string si in s) { string epsEx = Sys
C# 利用NPOI操作EXCEL
1.读EXCEL FileStream fs = new FileStream("C:\xx.xlsx", FileMode.Open, FileAccess.Read); IWorkbook workbook = new XSSFWorkbook(fs); fs.Dispose(); ISheet sheet = workbook.GetSheetAt(0); int rowCount = sh
