Template Trick

[Ali Çehreli]

On 06/12/2013 02:56 PM, matovitch wrote:
> On Wednesday, 12 June 2013 at 21:52:46 UTC, Ali Çehreli wrote:
>>
>> Here is one way:
>>
>> void func(V, alias def_val) (uint i, V v)
>>     if (is (typeof(def_val == V.type)))

Oops. It should be:

     if (is (typeof(def_val) == V.type))

Hmmm. How come the other one worked as well? Because the type of 
(def_val == V.type) is compiled as bool and since bool is a valid type, 
'is' passes.

>> {
>>     if (i < v.dimension) {
>>         v.data[i] = def_val;
>>     }
>> }
>>
>> Ali
>
> Thank you !

Ali