Added information about out parameters in C#.

csharp.html.markdown

@@ -7,6 +7,7 @@ contributors:
     - ["Shaun McCarthy", "http://www.shaunmccarthy.com"]
     - ["Wouter Van Schandevijl", "http://github.com/laoujin"]
     - ["Jo Pearce", "http://github.com/jdpearce"]
+    - ["Chris Zimmerman", "https://github.com/chriszimmerman"]
 filename: LearnCSharp.cs
 ---
 
@@ -394,6 +395,7 @@ on a new line! ""Wow!"", the masses cried";
             ref int maxCount, // Pass by reference
             out int count)
         {
+			//the argument passed in as 'count' will hold the value of 15 outside of this function
             count = 15; // out param must be assigned before control leaves the method
         }