On Sunday, March 25, 2012 17:55:56 Nick Sabalausky wrote: > "Timon Gehr" <timon.g...@gmx.ch> wrote in message > news:jkkbqv$2pvu$3...@digitalmars.com... > > > On 03/24/2012 07:42 AM, Dan wrote: > >> Since there is CTFE, I keep running into, do I really need this as a > >> template parameter? Why not put this in a constructor. And so on... > > > > You use templates in combination with CTFE if > > > > - You have to perform computations on types. > > - You want template instantiation syntax. > > > > (If this is the only reason, the template will just wrap a CTFE > > > > computation) > > Yea, the general rule of thumb is "If you can do it with CTFE, then do so, > otherwise use templates."
Generally, you end up having to use templates for stuff that operates on types, whereas CTFE works for stuff that can be normal functions. - Jonathan M Davis