Auto keyword with const variable
Dicebot
public at dicebot.lv
Thu Jul 25 01:36:21 PDT 2013
On Wednesday, 24 July 2013 at 11:26:32 UTC, Mike Parker wrote:
> This is the exact behavior I would expect. I think of auto as
> "this variable is going to be the same type as that variable."
> Since in is const int, then j also is going to be const int. If
> you want to copy n into a nonconst variable, you have to cast
> away the const.
>
> int j = cast( int )n;
> auto j = cast( int )n;
Casting is always an extreme measure, one that should be avoided
in mundane code as much as possible. Despite the fact `auto`
behaves as it should, this really highlights lack of `mutable`
attribute in language.
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