Unified function call syntax

[Manfred_Nowak]

Denis Koroskin wrote:

> First of all, member functions can  
> not be used as Unified Function Call, only free ones.

What is the motivation for this rule?

My question is motivated by the observation, that there might be no 
functions in D, that can be called "free". This is because every 
function belongs to a `module', which can be interpreted as the 
definition of a singleton `class'.

-manfred

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