basic_nsAWritableString<CharT>& operator=( CharT aChar )                                      { Assign(aChar); return *this; }
basic_nsAWritableString<CharT>& operator=( const basic_nsAReadableString<CharT>& aReadable )  { Assign(aReadable); return *this; }
      basic_nsAWritableString<CharT>& operator=( CharT aChar )                                      { Assign(aChar); return *this; }