bearophile Wrote:

> > writefln("[%(s; )]", [1, 2, 3][]) writes "[1; 2; 3]"
> 
> Most times you don't want to change the separator. For the uncommon

why separator?
i just want to see ubyte[] in hex
writefln("[%(02X )]", [127,128,129]) //should be "[7F 80 81]"