What is the best way to refer to itself when obtaining Substring of a literal?

[Marcone]

On Saturday, 25 April 2020 at 03:47:33 UTC, SrMordred wrote:
> On Friday, 24 April 2020 at 22:24:34 UTC, Marcone wrote:
>> I don't want to use lambda.
>> I don't want create variable.
>>
>> What is the best way to refer to itself when obtaining 
>> Substring withou using lambda and without create variable?
>>
>>
>> example:
>>
>> writeln("Hello Word!"[x.indexOf(" "), $]);
>
> Maybe u want this?
>
> import std.algorithm: find;
> import std.stdio: writeln;
>
> "Hello World".find(" ").writeln;

I don't want this, I just make a simple example.