private void button1_Click(object sender, EventArgs e){OpenFileDialog ofd = new OpenFileDialog();//选择图片(*.png,*.jpg,*.gft) 是title提示//*.png;*.jpg;*.gft; 是你要过滤的类型ofd.Filter = "选择图片(*.png,*.jpg,*.gft)|*.png;*.jpg;*.gft;|选择文本(*.txt)|*.txt|选择文档(*.doc)|*.doc";DialogResult result = ofd.ShowDialog();if (result == DialogResult.OK) //用户选择了图片 {this.label1.Text = ofd.FileName; //文件所在地址//将图片显示在pictureBox1控件中this.pictureBox1.Image = Image.FromFile(ofd.FileName);}}