c#-文件打开与保存,打开文件夹

    xiaoxiao2023-03-24  2

    文件的打开与保存以及文件夹的打开都是文件的基本操作,实现起来比较简单,打开文件使用OpenFileDialog类,保存文件用SaveFileDialog类,打开文件夹用FolderBrowserDialog类。下面分别介绍这三种情况的示例代码: 1、打开文件

    OpenFileDialog pOpenFileDialog = new OpenFileDialog(); pOpenFileDialog.Filter = "所有文件|*.*";//若打开指定类型的文件只需修改Filter,如打开txt文件,改为*.txt即可 pOpenFileDialog.Multiselect = false; pOpenFileDialog.Title = "打开文件"; if (pOpenFileDialog.ShowDialog() == DialogResult.OK) { string path = pOpenFileDialog.FileName; }

    2、保存文件

    SaveFileDialog pSaveFileDialog = new SaveFileDialog { Title = "保存为:", RestoreDirectory = true, Filter = "所有文件(*.*)|*.*" };//同打开文件,也可指定任意类型的文件 if (pSaveFileDialog.ShowDialog() == DialogResult.OK) { string path = pSaveFileDialog.FileName; }

    3、打开文件夹

    FolderBrowserDialog dialog = new FolderBrowserDialog(); dialog.Description = "请选择文件夹路径"; if (dialog.ShowDialog() == DialogResult.OK) { string path = dialog.SelectedPath; }
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