Re: question on map

[visitor via Digitalmars-d-learn]

On Wednesday, 12 May 2021 at 09:52:52 UTC, Alain De Vos wrote:

As oppposed to what i expect code below prints nothing nothing on the screen. What is wrong and how to fix it ?

```
import std.stdio;
import std.range:iota;
import std.algorithm:map;

bool mywriteln(int x){
        writeln(x);
        return true;
}

void main(){
        5.iota.map!mywriteln;
}

```

On Wednesday, 12 May 2021 at 09:52:52 UTC, Alain De Vos wrote:

think lazy :))

5.iota.map!mywriteln.array;