import std.stdio: writeln;
import std.string: split;
static import std.algorithm;
static import std.array;
void main() {
    auto s = " a message ";
    writeln(split(s));
    writeln(std.algorithm.splitter(s));
    writeln(std.array.splitter(s));
}


Output, DMD 2.060alpha:

["a", "message"]
["", "a", "message"]
["", "a", "message"]


Expected output:

["a", "message"]
["a", "message"]
["a", "message"]