C#

_Bao_ wrote:

@"C:\Program Files\fop.bat";

FileStream fileStream = new FileStream(@"D:\05_jpg.jpg", FileMode.Open, FileAccess.Read);
this.pictureBox1.Image = Image.FromStream(fileStream);
fileStream.Close();

this.button1.Clicked += new EventHandler(button1_Clicked);

private void button1_Clicked(object sender, EventArgs e)
{
   MessageBox.Show("Hello World");
}

button1_Clicked(this, EventArgs.Empty);

button1.PerformClick();

// create an array
byte[] b = new byte[1000];
// unsafe context to use pointers
unsafe {
   // pin the array in memory
   fixed (byte* p = b) {
      // fill the array
      byte* pp = p;
      for (int i=0; i<1000; i++) {
         *pp++ = 42;
      }
   }
   // outside fixed - the array may move again
}