如何在VS中，用C#显示文件打开窗口

Answer 1

打开文件对话框

C# code?

protected void button1_Click(object sender, System.EventArgs e)
{
OpenFileDialog openFileDialog1 = new OpenFileDialog();
openFileDialog1.InitialDirectory = "c:\\" ;
openFileDialog1.Filter = "txt files (*.txt)|*.txt|All files (*.*)|*.*" ;//设置打开文件类型
openFileDialog1.FilterIndex = 2 ;
openFileDialog1.RestoreDirectory = true ;
if(openFileDialog1.ShowDialog() == DialogResult.OK)
{
if(openFileDialog1.FileName!= "")
{
MessageBox.Show("你选择了"+openFileDialog1.FileName);//得到文件路径
}
}
}