Winform控件SaveFileDialog用于保存文件_实用技巧_

 using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.IO; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; namespace SaveFileDialogDemo { public partial class Form1 : Form { public Form1() { InitializeComponent(); } /// 
 /// 保存文件按钮 /// 
 ///  ///  private void btn_SaveFile_Click(object sender, EventArgs e) { // SaveFileDialog sfd = new SaveFileDialog(); //设置保存文件对话框的标题 sfd.Title = "请选择要保存的文件路径"; //初始化保存目录，默认exe文件目录 sfd.InitialDirectory = Application.StartupPath; //设置保存文件的类型 sfd.Filter = "文本文件|*.txt|音频文件|*.wav|图片文件|*.jpg|所有文件|*.*"; if (sfd.ShowDialog() == DialogResult.OK) { //获得保存文件的路径 string filePath = sfd.FileName; //保存 using (FileStream fsWrite = new FileStream(filePath, FileMode.OpenOrCreate, FileAccess.Write)) { byte[] buffer = Encoding.Default.GetBytes(txt_FileInfo.Text.ToString().Trim()); fsWrite.Write(buffer, 0, buffer.Length); } } } } }