What is: Orphan format arguments: args[0..1]

[Charles Hixson via Digitalmars-d-learn]

On 03/15/2015 12:27 PM, anonymous via Digitalmars-d-learn wrote:
> On Sunday, 15 March 2015 at 18:46:52 UTC, Charles Hixson wrote:
>> What is:  Orphan format arguments: args[0..1]
>> It appears to come from within unittest at the line:
>> string    s    =    "{0}".format(cast(int)d2[i]);
>
> It means you gave `format` more arguments than placeholders. `format` 
> uses C style % placeholders, not the brace syntax like C#(?).
>
> So make that:
> string    s    =    "%s".format(cast(int)d2[i]);
>
> By the way, I don't see a need for the cast.
>
Thanks.  (Actually it was like Python...but I had remembered it as D.)