Generators in D
Timon Gehr
timon.gehr at gmx.ch
Thu May 12 08:34:27 PDT 2011
> > void genSquares(out int result, int from, int to)
> > yield!result(x * x);
>
> Wow! i had no idea about this feature! (Variables as template parameters)
> Do we have any documentation, usage example (anything!)? Pretty please.
The argument is an alias, so just a symbol.
See: http://digitalmars.com/d/2.0/template.html (Template Alias Arguments)
The trick is that the template is instantiated as a local function, which has
access to the enclosing scope. (and therewith to the local symbol that is aliased)
Timon
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