OpenFileDialog openFileDialog = new OpenFileDialog(); //打开的文件选择对话框上的标题 openFileDialog.Title = "请选择文件"; //设置文件类型 openFileDialog.Filter = "文本文件(*.txt)|*.txt|所有文件(*.*)|*.*"; //设置默认文件类型显示顺序 openFileDialog.FilterIndex = 1; //保存对话框是否记忆上次打开的目录 openFileDialog.RestoreDirectory = true; //设置是否允许多选 openFileDialog.Multiselect = false; //按下确定选择的按钮 if (openFileDialog.ShowDialog() == DialogResult.OK) { //获得文件路径 string localFilePath = openFileDialog.FileName.ToString(); //获取文件路径,不带文件名 //FilePath = localFilePath.Substring(0, localFilePath.LastIndexOf("\\")); //获取文件名,带后缀名,不带路径 string fileNameWithSuffix = localFilePath.Substring(localFilePath.LastIndexOf("\\") + 1); //去除文件后缀名 string fileNameWithoutSuffix = fileNameWithSuffix.Substring(0, fileNameWithSuffix.LastIndexOf(".")); //在文件名前加上时间 string fileNameWithTime = DateTime.Now.ToString("yyyy-MM-dd ") + fileNameExt; //在文件名里加字符 string newFileName = localFilePath.Insert(1, "dameng"); }
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C# OpenFileDialog 的用法,布布扣,bubuko.com
时间: 2024-10-24 11:12:19