Casting MapResult

[Baz via Digitalmars-d-learn]

On Monday, 15 June 2015 at 19:22:31 UTC, jmh530 wrote:
> On Monday, 15 June 2015 at 19:04:32 UTC, Baz wrote:
>> In addition to the other answers you can use 
>> std.algorithm.iteration.each():
>>
>> ---
>> float[] _exp(float[] x) {
>>     auto result = x.dup;
>>     result.each!(a => exp(a));
>>     return result;
>> }
>> ---
>
> Am I right that the difference is that map is lazy and each is 
> greedy? Does that have any significant performance effects?

i think that the OP wants greedy. That's why he had to fight with 
map results.