CTFE toUpper/toLower
Jacob Carlborg
doob at me.com
Wed Aug 29 23:28:57 PDT 2012
On 2012-08-30 02:13, cal wrote:
> Given this code for CTFE on a string array:
>
> enum E {one, two}
> enum string[] fields = [EnumMembers!E].to!(string[]);
>
> string print(string[] fields)
> {
> string s;
> foreach(string field; fields)
> {
> s ~= field.toUpper ~ ", ";
> }
> return s;
> }
>
> pragma(msg, print(["one", "two"]));
> pragma(msg, print(fields));
>
> I am trying to understand why the first pragma produces correct output
> but the second one fails in std.string.toUpper (cannot interpret result
> ~= c at compile-time)?
It works for me. DMD 2.060 Mac OS X.
--
/Jacob Carlborg
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