On Thu, Apr 12, 2012 at 07:00:35PM +0200, DH wrote: > Hi. I was wondering why the following works: > > filter!(a => a % 2 == 0)(map!(a => a + 1)([1,2,3,4,5])) > > but the following does not: > > [1,2,3,4,5] > .map!(a => a + 1)() > .filter!(a => a % 2 == 0)() > > ...giving me the error `Error: no property 'filter' for type > 'Result'` > > The dot syntax works fine if I'm just doing one map/filter/etc., > though. Is there a better way to do chaining like this? Am I > misunderstanding how the dot syntax sugar works or how map/filter/etc > work in D? I'd prefer not to use the first style as it can get a bit > unwieldy... [...]
The second syntax requires dmd 2.059, which is currently on beta. Earlier versions of dmd do not support this syntax. T -- Two wrongs don't make a right; but three rights do make a left...
