ref: 10009f394344f655190934e9c5d654b9bce37032
dir: /test/strjoin.myr/
use std
const main = {
	const strings = [
	    "x",
	    "y",
	    "z",
	    "w"
	]
	std.put("{}\n", std.strcat("foo;", "bar"))
	std.put("{}\n", std.strjoin(strings[:], ""))
	std.put("{}\n", std.strjoin(strings[:], ":"))
}