On Thursday, 8 January 2015 at 23:06:39 UTC, Nordlöw wrote:
On Thursday, 8 January 2015 at 16:11:07 UTC, ketmar via
Digitalmars-d-learn wrote:
how can it? compiler doesn't know what the code is supposed to
do. if
compilers will know such things someday, we can stop writing
programs
altogether, as compilers will be able to write any program for
us. ;-)
Correction:
I thought it would be nice if the compiler explained to me that
key in aa ? aa[key]
is a sub-optimal performance-wise.
You know, that you kan reuse the result of the in operator by AAs?
example:
auto ptr = key in aa;
ptr ? *ptr : ValueType.init
