[Issue 13556] inconsistent 'new' syntax for arrays
via Digitalmars-d-bugs
digitalmars-d-bugs at puremagic.com
Sat May 30 17:29:35 PDT 2015
https://issues.dlang.org/show_bug.cgi?id=13556
--- Comment #10 from dennis.m.ritchie at mail.ru ---
(In reply to Ketmar Dark from comment #9)
> (In reply to dennis.m.ritchie from comment #7)
> > I suggest to implement such a syntax for declaring multidimensional arrays:
> >
> > auto array = new int[11](4, 8, 6, 13 /* .... The length of the other
> > subarrays on request */);
>
> you can do almost the same with templates.
>
> auto DNew(T, A...) () if (A.length > 0) {
> template A2S(A...) {
> import std.conv : to;
> static if (A.length == 0)
> enum A2S = "";
> else
> enum A2S = to!string(A[0])~","~A2S!(A[1..$]);
> }
> import std.array : replicate;
> return mixin("new "~T.stringof~"[]".replicate(A.length)~"("~A2S!A~")");
> }
>
>
> void main () {
> import std.stdio;
> auto a = DNew!(int, 5, 6, 7);
> a[2][3][4] = 42;
> writeln(a[2][3][]);
> }
Yes, do that D is really easy!
Then why in the D still has not gotten rid of this hardcore syntax :)
auto a = new int[][][](5, 6, 7);
Surely this is an attempt to maintain compatibility with C?
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