anchor.diff:              // Create a new string from the chosen characters.
               ofArray chosenChars.[..chosenCount-1]
   
  -    /// Creates a new string by removing all leading and
  -    /// trailing white-space characters from a string.
  -    [<CompiledName("Trim")>]
  -    let inline trim (str : string) =
  -        str.Trim ()
  -
       /// Removes all leading and trailing occurrences of
       /// the specified characters from a string.
  -    [<CompiledName("TrimChars")>]
  -    let inline trimChars (chars : char[]) (str : string) =
  +    [<CompiledName("Trim")>]
  +    let inline trim (chars : char[]) (str : string) =
           str.Trim chars
   
       /// Removes all leading occurrences of the specified set of characters from a string.
  
positive.code:         str.ToCharArray ()
  
      /// Returns a string array that contains the substrings in a string that are delimited
      /// by elements of the given Unicode character array.
      [<CompiledName("Split")>]
      let inline split (chars : char[]) (str : string) =
          str.Split chars
  
      /// <summary>Returns a new string created by concatenating the strings in the specified string array.</summary>
      /// <remarks>
  
negative.code: 
          // Return the index of the matching character, if any.
          if foundMatch then
              // Subtract one from the index since it was incremented after finding
              // the match but before the loop terminated.
              Some (index - 1)
          else None
  
      /// Returns the index of the first character in the string which satisfies the given predicate.
  