Winform下判断文件和文件夹是否存在

2024-02-25 20:11:33

//选择文件夹
FolderBrowserDialog dia = new FolderBrowserDialog();
if (dia.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
string filePath = dia.SelectedPath;
Directory.Exists(filePath);//判断文件夹是否存在
}
//选择文件
OpenFileDialog dia = new OpenFileDialog();
if (dia.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
string filePath = dia.SelectedPath;
File.Exists(filePath);//判断文件是否存在
}