From: Harald van Dijk
> Sent: 17 April 2023 22:44
...
> I am assuming it was intended to be
>
> printf("%s%s", buf, &"\n"[opt & 1]);
That is fine, as is "\n" + (opt & 1)
It can also be written:
&(opt & 1)["\n"]
since [] is commutative in C.
Basically x[y] <=> *(x+y) <=> *(y+x) <=> y[x].
David
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