Stewart Gordon:
> I don't quite understand - why not just use float as it is? OK, so
> abbreviating it to TF
> saves 9 characters on that line, but the alias declaration and its trailing
> line break
> take up 16 characters, so you're not saving space at all.
It's not a way to save chars, it's a way to avoid bugs, making the code my DRY.
> Moreover, the style guide discourages meaningless type aliases.
That's also why I have said a better solution is to wrap that code into a
function template, so there is no need for an alias.
6
> import std.stdio, std.gc;
>
> void main() {
> size_t x = 42;
>
> float[] f = cast(float[]) std.gc.malloc(x*4);
> writefln(f.length);
>
> alias float TF;
> f = (cast(TF*)std.gc.malloc(x * TF.sizeof))[0 .. x];
> writefln(f.length);
> }
I didn't know this. It's handy.
Bye,
bearophile
