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public partial class ImagePage: System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
Bitmap img = new Bitmap(200, 200);
Graphics g = Graphics.FromImage(img);
g.DrawString("写几个字", new Font("宋体", 20), Brushes.Red, 0, 0);
Response.ContentType = "image/jpeg";
img.Save(Response.OutputStream, System.Drawing.Imaging.ImageFormat.Jpeg);
Response.End();
}
}
Response.ContentType = "image/jpeg";//"iamge/gif" "iamge/tiff"
Response.WriteFile(@"文件地址");//或者Response.Write把图片数据写进去
Response.End();