Template:Csharp string functions

String Functions in csharp

To Upper method returns a string that only has upper case letters <csharp> string strName = string.ToUpper("jeff"); </csharp>

strName will be "JEFF"

<csharp> string strName = string.ToLower(); </csharp>

strName will be "JEFF"

<csharp> string strName = string.Replace("j" , "J", "jMeyers"); string strNamej = string.Replace("j" , "J", "john jacob jingleheimer Schmidt");

</csharp>

strName will be "JMeyers" strName will be "John Jacob Jingleheimer Schmidt"

etc

<csharp> protected static void WriteColorFull(string s)

       {
           //Save current console color so we can restore it when we are done
           //We don't want to leave the console with a random color
           ConsoleColor originalConsoleColor = Console.ForegroundColor;

           for (int index = 0; index < s.Length; index++)
           {

               Console.ForegroundColor = mycolors[(mycolors.Length + index) % mycolors.Length];   //Rotate through colors
               Console.Write(s[index]);    //Write the current letter from the string

           }
           Console.Write("\n");

           //Restore Console
           Console.ForegroundColor = originalConsoleColor;

       }

       //An array of console colors
       private static ConsoleColor[] mycolors =
       {
           ConsoleColor.Red,
           ConsoleColor.Magenta,
           ConsoleColor.DarkMagenta,
           ConsoleColor.DarkGreen,
           ConsoleColor.DarkRed,
           ConsoleColor.DarkGray,
           ConsoleColor.DarkBlue,
           ConsoleColor.Blue,
           ConsoleColor.Gray,
           ConsoleColor.Green,
           ConsoleColor.Yellow,
           ConsoleColor.White
       }; 

</csharp>