Question

vb2005 picturebox控件添加图片问题???????谢谢

PictureBox1.Image = Image.FromFile("d:\" & Me.TxtId.Text & ".JPG")时
如果TxtId.Text输入错误的图片名，怎么判断

谢谢

Answer 1

string ImageFilePath="d:\" + Me.TxtId.Text + ".JPG";
if(System.IO.File.Exists(ImageFilePath)
{
PictureBox1.Image = Image.FromFile(ImageFilePath);
}
else
{
MessageBox("路径输入错误，没有该图片文件！");
}

Answer 2

try
PictureBox1.Image = Image.FromFile("d:\" & Me.TxtId.Text & ".JPG")
catch ex as exception
messagebox.show("出错")
end try