Re: Explicit use of this pointer - C++ Style

"Le Chaud Lapin" <>
12 Dec 2006 00:28:23 -0500
alex wrote:

Le Chaud Lapin wrote:

bool operator <= (const String &that) const {return (*this < that) ||
(*this == that);}

Yeah, but how is this related to use of 'this->'?

The example above is not ideal, but using operator < and operator == on
the argument "that", which is conceivable.

Here is an example where operator > is being implemented for a
symmetric cipher key:

  bool operator > (const Key &that) const
            unsigned int i = b;
            while (i--)
                if (this->buffer[i] > that.buffer[i])
                    return true;
                if (this->buffer[i] < that.buffer[i])
                    return false;
            return false;

Using "this" provides a bit of visual balance.

 And how (unnatural)
would you refer to 'this' other than '*this' in this case? :-)

operator >, but as mentioned, this was a bad example.

-Le Chaud Lapin-

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