C#

public void GetPixels()
{
 ArrayList pixels = new ArrayList();
 for (int y = 0; y < imageSize.Height; y++)
 {
   for (int x = 0; x < imageSize.Width; x++)
   {
     if (region.IsVisible(x, y))
     {
       pixels.Add(new Point(x,y));
     }
   }
 }
}

// A text that contains codes that would mess up a regex
string word = @"c:\dir\body.txt";
// Create a pattern containing the text
string pattern = @"\b" + Regex.Escape(word) + @"\b";
// Create a Regex object using the pattern
Regex re = new Regex(pattern);

<code>public bool sSearchWholeWord()
           {

               string sSearchWord="***SPAM***";
                       string content="hi this is ***SPAM*** testing";

           string pattern =  @"\b" + Regex.Escape(sSearchWord) + @"\b";
           Regex re =new Regex(pattern,RegexOptions.IgnorePatternWhitespace);
           try
           {
               if(re.IsMatch(content))
               {
                   return true;

               }
               else
               {
                   return false;
               }
                       }
                       catch(Exception e)
           {
               Response.Write(e.ToString());
               return false;
           }
               }</code>