reading file byLine

[Edwin van Leeuwen via Digitalmars-d-learn]

On Friday, 18 September 2015 at 12:28:29 UTC, Namal wrote:
> So do I understand it right: does  => in map! indicates a 
> lambda function?

Yes exactly. There are a number of ways you can define a lambda 
function in D. For example if the function is multiline I often 
use:
(l) {
    ...; // do something
    return result;
}

More details here http://ddili.org/ders/d.en/lambda.html (half 
way down the page)