winform GDI基础（四）简单截屏

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Bitmap bitmap = new Bitmap(Screen.PrimaryScreen.Bounds.Width, Screen.PrimaryScreen.Bounds.Height); Graphics g = Graphics.FromImage(bitmap); g.CopyFromScreen(new Point(0, 0), new Point(0, 0), Screen.PrimaryScreen.Bounds.Size); bitmap.Save(Application.StartupPath + @"\截图.png"); bitmap.Dispose(); bitmap.Dispose();