Re: [boost] argument ignore facility

From: Gennadiy Rozental (gennadiy.rozental_at_[hidden])
Date: 2006-03-28 00:01:56

>> Maybe somebody could point me into right direction. boost::bind allows to
>> present function of arity N as function of arity M with M<N, by binding 
>> some
>> particular arguments. I need reverse: I need to present function of arity 
>> N
>> as function of arity M with M > N, by ignoring some arguments.
>>
>> What is recommended to be used?
>
> boost::bind can be invoked with any arity and will ignore arguments that
> are not used.
>
>  void f(int);
>  bind(&f, _1)(x,y,z,u); // invokes f(x)

Ups. My fault. Name bind is kinda misleading here. But that's ok.

Gennadiy