Le 01/10/2012 08:07, Jonathan M Davis a écrit :
On Monday, October 01, 2012 07:58:39 Tommi wrote:
On Monday, 1 October 2012 at 05:43:39 UTC, Alex Rønne Petersen
wrote:
As far as purity goes, pow2 *is* pure. ...
According to http://en.wikipedia.org/wiki/Pure_function it's not:
"The [pure] function always evaluates the same result value given
the same argument value(s)"
Forget what Wikipedia says about pure. If you focus on that, you're going to
be complaining about D's pure left and right, because what it's talking about
and what D does are related but very different. D takes a very practical
approach to functional purity. You should read this:
http://stackoverflow.com/questions/8572399
- Jonathan M Davis
Or that : http://klickverbot.at/blog/2012/05/purity-in-d/
