RE: [boost] Constant.H

From: Gary Powell (Gary.Powell_at_[hidden])
Date: 2001-05-16 11:35:13

Well the Lambda library has similar classes, and I'm working on getting it
into a standard compliant, or at least a boost compliant form, but I'm
curious where you use this particular class.

  -Gary-

gary.powell_at_[hidden]

> -----Original Message-----
> From:	nbecker_at_[hidden] [SMTP:nbecker_at_[hidden]]
> Sent:	Wednesday, May 16, 2001 8:21 AM
> To:	boost_at_[hidden]
> Subject:	[boost] Constant.H
> 
> I believe this simple class belongs in a standard library since it's
> so useful:
> 
> #ifndef Constant_H
> #define Constant_H
> 
> template<typename out_t>
> class Constant {
>   const out_t val;
> public:
>   Constant (out_t _val) :
>     val (_val) {}
> 
>   template<typename T>
>   out_t operator() (T x) const {
>     return val;
>   }
> };
> 
> #endif
> 
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