Using (return val of) member function as default parameter of member function - comp.lang.c++.moderated

Message from discussion Using (return val of) member function as default parameter of member function

Neil Butterworth

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More options Nov 6, 5:27 pm

Newsgroups: comp.lang.c++.moderated

From: Neil Butterworth <nbutterworth1...@gmail.com>

Date: Fri, 6 Nov 2009 16:27:01 CST

Local: Fri, Nov 6 2009 5:27 pm

Subject: Re: Using (return val of) member function as default parameter of member function

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Djm wrote:
> Hello.

> Is it not possible to use (the return value of one member function)
> as default value for a parameter in another member function of the
> same class? For example In the code below I was suprised to get the
> compiler error

> "error: cannot call member function ‘tBcPins* tBcPinMan::allPins()’
> without object"

It's not very suprising - there is no object to call the function on.
The "this" pointer is on;y available in the body of the function.

> If its not possible is there any decent "hack" or alternative to do
> achieve the same.

Make the allPins() function static.

Neil Butterworth

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