anchor.diff:          /// <param name="predicate">The function to test each character of the string.</param>
           /// <param name="str">The input string.</param>
           /// <returns>True if all characters return true for the predicate and false otherwise.</returns>
  -        /// <exception cref="System.ArgumentNullException">Thrown when the input string is null.</exception>
           [<CompiledName("ForAll")>]
           val forall: predicate:(char -> bool) -> str:string -> bool
   
  
positive.code:         /// <param name="count">The number of copies of the input string will be copied.</param>
          /// <param name="str">The input string.</param>
          /// <returns>The concatenated string.</returns>
          /// <exception cref="System.ArgumentNullException">Thrown when the input string is null.</exception>
          [<CompiledName("Replicate")>]
          val replicate: count:int -> str: string -> string
  
          /// <summary>Returns the length of the string.</summary>
          /// <param name="str">The input string.</param>
          /// <returns>The number of characters in the string.</returns>
          /// <exception cref="System.ArgumentNullException">Thrown when the input string is null.</exception>
          [<CompiledName("Length")>]
          val length: str:string -> int
  
  
negative.code:         /// <param name="mapping">The function to apply to the characters of the string.</param>
          /// <param name="str">The input string.</param>
          /// <returns>The resulting string.</returns>
          [<CompiledName("Map")>]
          val map: mapping:(char -> char) -> str:string -> string
  
  