the best language I have ever met(?)

[Igor Shirkalin via Digitalmars-d-learn]

On Saturday, 19 November 2016 at 20:54:32 UTC, ketmar wrote:
> On Saturday, 19 November 2016 at 17:12:13 UTC, Igor Shirkalin 
> wrote:
>>>   string s = "%(%s, %)".format(a);
>>>   writefln(s);
>>> }
>>
>> Accepted.
>> Is it really needed to call 'writefln'? I mean 'f'.
>
> no. it's a leftover from the code without format. it originally 
> was `writefln("%(%s, %)", a);`, but i wanted to show `format` 
> function too, and forgot to remove `f`. actually, it is a BUG 
> to call `writefln` here, 'cause who knows, `s` may contain '%', 
> and then boom! all hell broke loose. ;-)

Got it! Thanks.